diff --git a/src/modules/graphic/ssggraph/grcam.cpp b/src/modules/graphic/ssggraph/grcam.cpp
index 98c9f1afe..42aad9791 100644
--- a/src/modules/graphic/ssggraph/grcam.cpp
+++ b/src/modules/graphic/ssggraph/grcam.cpp
@@ -1463,7 +1463,8 @@ class cGrCarCamRoadZoomTVD : public cGrCarCamRoadZoom
 
 
 void
-grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fovFactor)
+grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams,
+						   tdble fovFactor, tdble fixedFar)
 {
     int			id;
     int			c;
@@ -1485,9 +1486,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 				      50.0,	/* fovymin */
 				      95.0,	/* fovymax */
 				      0.3,	/* near */
-				      600.0 * fovFactor,	/* far */
-				      300.0 * fovFactor,	/* fogstart */
-				      600.0 * fovFactor	/* fogend */
+				      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
+				      fixedFar ? fixedFar/2 : 300.0 * fovFactor,	/* fogstart */
+				      fixedFar ? fixedFar : 600.0 * fovFactor	/* fogend */
 				      );
     cam->add(&cams[c]);
     id++;
@@ -1502,9 +1503,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			      50.0,	/* fovymin */
 			      95.0,	/* fovymax */
 			      0.03,	/* near */
-			      600.0 * fovFactor,	/* far */
-			      300.0 * fovFactor,	/* fogstart */
-			      600.0 * fovFactor	/* fogend */
+			      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
+			      fixedFar ? fixedFar/2 : 300.0 * fovFactor,	/* fogstart */
+			      fixedFar ? fixedFar : 600.0 * fovFactor	/* fogend */
 			      );
     cam->add(&cams[c]);
     id++;
@@ -1518,9 +1519,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 				      50.0,	/* fovymin */
 				      95.0,	/* fovymax */
 				      0.3,	/* near */
-				      600.0 * fovFactor,	/* far */
-				      300.0 * fovFactor,	/* fogstart */
-				      600.0 * fovFactor	/* fogend */
+				      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
+				      fixedFar ? fixedFar/2 : 300.0 * fovFactor,	/* fogstart */
+				      fixedFar ? fixedFar : 600.0 * fovFactor	/* fogend */
 				      );
     cam->add(&cams[c]);
     id++;
@@ -1534,9 +1535,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 				      50.0,	/* fovymin */
 				      95.0,	/* fovymax */
 				      0.3,	/* near */
-				      600.0 * fovFactor,	/* far */
+				      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
 				      300.0 * fovFactor,	/* fogstart */
-				      600.0 * fovFactor	/* fogend */
+				      fixedFar ? fixedFar : 600.0 * fovFactor	/* fogend */
 				      );
     cam->add(&cams[c]);
     id++;
@@ -1550,9 +1551,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 				      50.0,	/* fovymin */
 				      95.0,	/* fovymax */
 				      0.3,	/* near */
-				      600.0 * fovFactor,	/* far */
-				      300.0 * fovFactor,	/* fogstart */
-				      600.0 * fovFactor	/* fogend */
+				      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
+				      fixedFar ? fixedFar/2 : 300.0 * fovFactor,	/* fogstart */
+				      fixedFar ? fixedFar : 600.0 * fovFactor	/* fogend */
 				      );
     cam->add(&cams[c]);
     id++;
@@ -1568,9 +1569,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			      6.0,	/* dist */
 			      2.0,	/* height */
 			      1.0,	/* near */
-			      600.0 * fovFactor,	/* far */
-			      300.0 * fovFactor,	/* fogstart */
-			      600.0 * fovFactor,	/* fogend */
+			      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
+			      fixedFar ? fixedFar/2 : 300.0 * fovFactor,	/* fogstart */
+			      fixedFar ? fixedFar : 600.0 * fovFactor,	/* fogend */
 			      0.0	/* relaxation */
 			      );
     cam->add(&cams[c]);
@@ -1587,9 +1588,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			      10.0,	/* dist */
 			      2.0,	/* height */
 			      1.0,	/* near */
-			      600.0 * fovFactor,	/* far */
-			      300.0 * fovFactor,	/* fogstart */
-			      600.0 * fovFactor,	/* fogend */
+			      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
+			      fixedFar ? fixedFar/2 : 300.0 * fovFactor,	/* fogstart */
+			      fixedFar ? fixedFar : 600.0 * fovFactor,	/* fogend */
 			      25.0	/* relaxation */
 			      );
     cam->add(&cams[c]);
@@ -1611,9 +1612,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			      20.0,	/* dist */
 			      4.0,	/* height */
 			      1.0,	/* near */
-			      600.0 * fovFactor,	/* far */
-			      300.0 * fovFactor,	/* fogstart */
-			      600.0 * fovFactor,	/* fogend */
+			      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
+			      fixedFar ? fixedFar/2 : 300.0 * fovFactor,	/* fogstart */
+			      fixedFar ? fixedFar : 600.0 * fovFactor,	/* fogend */
 			      15.0	/* relaxation */
 			      );
     cam->add(&cams[c]);
@@ -1629,9 +1630,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			       95.0,	/* fovymax */
 			       30.0,	/* dist */
 			       1.0,	/* near */
-			       1000.0 * fovFactor,	/* far */
-			       500.0 * fovFactor,	/* fogstart */
-			       1000.0 * fovFactor	/* fogend */
+			       fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			       fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			       fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			       );
     cam->add(&cams[c]);
     id++;
@@ -1647,9 +1648,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			      8.0,	/* dist */
 			      .50,	/* height */
 			      .50,	/* near */
-			      600.0 * fovFactor,	/* far */
-			      300.0 * fovFactor,	/* fogstart */
-			      600.0 * fovFactor	/* fogend */
+			      fixedFar ? fixedFar : 600.0 * fovFactor,	/* far */
+			      fixedFar ? fixedFar/2 : 300.0 * fovFactor,	/* fogstart */
+			      fixedFar ? fixedFar : 600.0 * fovFactor	/* fogend */
 			      );
     cam->add(&cams[c]);
     id++;
@@ -1664,9 +1665,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			     95.0,	/* fovymax */
 			     8.0,	/* dist */
 			     0.5,	/* near */
-			     1000.0 * fovFactor,	/* far */
-			     500.0 * fovFactor,	/* fogstart */
-			     1000.0 * fovFactor	/* fogend */
+			     fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			     fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			     fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			     );
     cam->add(&cams[c]);
 
@@ -1687,9 +1688,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			    -20.0,	/* disty */
 			    3.0,	/* distz */
 			    1.0,	/* near */
-			    1000.0 * fovFactor,	/* far */
-			    500.0 * fovFactor,	/* fogstart */
-			    1000.0 * fovFactor	/* fogend */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			    fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			    );
     cam->add(&cams[c]);
     id++;
@@ -1706,9 +1707,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			    20.0,	/* disty */
 			    3.0,	/* distz */
 			    1.0,	/* near */
-			    1000.0 * fovFactor,	/* far */
-			    500.0 * fovFactor,	/* fogstart */
-			    1000.0 * fovFactor	/* fogend */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			    fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			    );
     cam->add(&cams[c]);
     id++;
@@ -1725,9 +1726,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			    0.0,	/* disty */
 			    3.0,	/* distz */
 			    1.0,	/* near */
-			    1000.0 * fovFactor,	/* far */
-			    500.0 * fovFactor,	/* fogstart */
-			    1000.0 * fovFactor	/* fogend */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			    fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			    );
     cam->add(&cams[c]);
     id++;
@@ -1744,9 +1745,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			    0.0,	/* disty */
 			    3.0,	/* distz */
 			    1.0,	/* near */
-			    1000.0 * fovFactor,	/* far */
-			    500.0 * fovFactor,	/* fogstart */
-			    1000.0 * fovFactor	/* fogend */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			    fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			    );
     cam->add(&cams[c]);
     id++;
@@ -1763,9 +1764,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			    -40.0,	/* disty */
 			    6.0,	/* distz */
 			    1.0,	/* near */
-			    1000.0 * fovFactor,	/* far */
-			    500.0 * fovFactor,	/* fogstart */
-			    1000.0 * fovFactor	/* fogend */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			    fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			    );
     cam->add(&cams[c]);
     id++;
@@ -1782,9 +1783,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			    40.0,	/* disty */
 			    6.0,	/* distz */
 			    1.0,	/* near */
-			    1000.0 * fovFactor,	/* far */
-			    500.0 * fovFactor,	/* fogstart */
-			    1000.0 * fovFactor	/* fogend */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			    fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			    );
     cam->add(&cams[c]);
     id++;
@@ -1801,9 +1802,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			    0.0,	/* disty */
 			    6.0,	/* distz */
 			    1.0,	/* near */
-			    1000.0 * fovFactor,	/* far */
-			    500.0 * fovFactor,	/* fogstart */
-			    1000.0 * fovFactor	/* fogend */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			    fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			    );
     cam->add(&cams[c]);
     id++;
@@ -1820,9 +1821,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			    0.0,	/* disty */
 			    6.0,	/* distz */
 			    1.0,	/* near */
-			    1000.0 * fovFactor,	/* far */
-			    500.0 * fovFactor,	/* fogstart */
-			    1000.0 * fovFactor	/* fogend */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			    fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			    fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			    );
     cam->add(&cams[c]);
 
@@ -1845,9 +1846,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			  0,		/* axis */
 			  //200.0,	/* near */
 			  100.0,	/* near */
-			  1000.0 * fovFactor,/* far */
-			  500.0 * fovFactor,	/* fogstart */
-			  1000.0 * fovFactor	/* fogend */
+			  fixedFar ? fixedFar : 1000.0 * fovFactor,/* far */
+			  fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			  fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			  );
     cam->add(&cams[c]);
     id++;
@@ -1865,9 +1866,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			  250.0,	/* distz */
 			  1,		/* axis */
 			  200.0,	/* near */
-			  1000.0 * fovFactor,/* far */
-			  500.0 * fovFactor,	/* fogstart */
-			  1000.0 * fovFactor	/* fogend */
+			  fixedFar ? fixedFar : 1000.0 * fovFactor,/* far */
+			  fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			  fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			  );
     cam->add(&cams[c]);
     id++;
@@ -1885,9 +1886,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			  350.0,	/* distz */
 			  2,		/* axis */
 			  200.0,	/* near */
-			  1000.0 * fovFactor,/* far */
-			  500.0 * fovFactor,	/* fogstart */
-			  1000.0 * fovFactor	/* fogend */
+			  fixedFar ? fixedFar : 1000.0 * fovFactor,/* far */
+			  fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			  fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			  );
     cam->add(&cams[c]);
     id++;
@@ -1905,9 +1906,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			  400.0,	/* distz */
 			  3,		/* axis */
 			  200.0,	/* near */
-			  1000.0 * fovFactor,/* far */
-			  500.0 * fovFactor,	/* fogstart */
-			  1000.0 * fovFactor	/* fogend */
+			  fixedFar ? fixedFar : 1000.0 * fovFactor,/* far */
+			  fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			  fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			  );
     cam->add(&cams[c]);
 
@@ -1926,9 +1927,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			      60.0,	/* fovymax */
 			      120.0,	/* distz */
 			      100.0,	/* near */
-			      1500.0,/* far */
-			      10500.0,/* fogstart */
-			      20500.0	/* fogend */
+			      fixedFar ? fixedFar : 1000.0 * fovFactor,/* far */
+			      fixedFar ? fixedFar/2 : 500.0 * fovFactor,/* fogstart */
+			      fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			      );
     cam->add(&cams[c]);
 
@@ -2067,9 +2068,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 				  5.0,	/* fovymin */
 				  60.0,	/* fovymax */
 				  1.0,	/* near */
-				  1000.0 * fovFactor,/* far */
-				  500.0 * fovFactor,	/* fogstart */
-				  1000.0 * fovFactor	/* fogend */
+				  fixedFar ? fixedFar : 1000.0 * fovFactor,/* far */
+				  fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+				  fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 				  );
     cam->add(&cams[c]);
 
@@ -2087,9 +2088,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 				1.0,		/* fovymin */
 				90.0,	/* fovymax */
 				1.0,		/* near */
-				1000.0 * fovFactor,	/* far */
-				500.0 * fovFactor,	/* fogstart */
-				1000.0 * fovFactor	/* fogend */
+				fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+				fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+				fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 				);
     cam->add(&cams[c]);
 
@@ -2107,9 +2108,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 			       1.0,		/* fovymin */
 			       90.0,	/* fovymax */
 			       1.0,		/* near */
-			       1000.0 * fovFactor,	/* far */
-			       500.0 * fovFactor,	/* fogstart */
-			       1000.0 * fovFactor	/* fogend */
+			       fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+			       fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+			       fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 			       );
     cam->add(&cams[c]);
 
@@ -2125,10 +2126,9 @@ grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fo
 				   1.0,	/* fovymin */
 				   90.0,	/* fovymax */
 				   1.0,	/* near */
-				   1000.0 * fovFactor,	/* far */
-				   500.0 * fovFactor,	/* fogstart */
-				   1000.0 * fovFactor	/* fogend */
+				   fixedFar ? fixedFar : 1000.0 * fovFactor,	/* far */
+				   fixedFar ? fixedFar/2 : 500.0 * fovFactor,	/* fogstart */
+				   fixedFar ? fixedFar : 1000.0 * fovFactor	/* fogend */
 				   );
     cam->add(&cams[c]);
-
 }
diff --git a/src/modules/graphic/ssggraph/grcam.h b/src/modules/graphic/ssggraph/grcam.h
index 4a0e30c3f..41734efb7 100644
--- a/src/modules/graphic/ssggraph/grcam.h
+++ b/src/modules/graphic/ssggraph/grcam.h
@@ -275,6 +275,9 @@ class cGrCarCamMirror : public cGrPerspCamera
 #define GR_ZOOM_MIN 	3
 #define GR_ZOOM_DFLT    4
 
-extern void grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams, tdble fovFactor);
+// If fixedFar is not nul, the fovFactor is used for the far clip plane ;
+// otherwise, fixedFar is used.
+extern void grCamCreateSceneCameraList(class cGrScreen *myscreen, tGrCamHead *cams,
+									   tdble fovFactor, tdble fixedFar = 0);
 
 #endif /* _GRCAM_H_ */ 
diff --git a/src/modules/graphic/ssggraph/grscreen.cpp b/src/modules/graphic/ssggraph/grscreen.cpp
index 67ae23ce5..09481d684 100644
--- a/src/modules/graphic/ssggraph/grscreen.cpp
+++ b/src/modules/graphic/ssggraph/grscreen.cpp
@@ -464,19 +464,18 @@ void cGrScreen::loadParams(tSituation *s)
 /* Create cameras */
 void cGrScreen::initCams(tSituation *s)
 {
+	// Get the factor of visibiity from the graphics settings and from the track.
 	tdble fovFactor = GfParmGetNum(grHandle, GR_SCT_GRAPHIC, GR_ATT_FOVFACT, (char*)NULL, 1.0);
 	fovFactor *= GfParmGetNum(grTrackHandle, TRK_SECT_GRAPH, TRK_ATT_FOVFACT, (char*)NULL, 1.0);
-	if (grSkyDomeDistance) {
-		// TODO: Don't roughly overwrite fovFactor with such a huge value without taking care
-		//       of graphic/track settings (see the proposal below).
-		fovFactor = (grSkyDomeDistance / 10);
 
-		// TODO: This formula is more consistent, but it prevents the sky dome from being visible.
-		//fovFactor *= grSkyDomeDistance / grSkyDomeNeutralFOVDistance;
-	}
-	GfLogTrace("Screen #%d : Factor of visibility = %.2f\n", id, fovFactor);
+	// If sky dome is enabled, we have a "fixed far" cut plane.
+	// Warning: In theory, 2*grSkyDomeDistance+1 should be enough, but it is not (why ?).
+	const tdble fixedFar = grSkyDomeDistance ? (2.1f * grSkyDomeDistance + 1.0f) : 0;
 	
-	if (boardCam == NULL) {
+	GfLogTrace("Screen #%d : FOV = %.2f, Far=%.0f\n", id, fovFactor, fixedFar);
+
+	// Board camera.
+	if (!boardCam) {
 		fakeWidth = (int)((float) scrw * 600 / (float) scrh);
 		if (fakeWidth < 800)
 			fakeWidth = 800;
@@ -485,11 +484,13 @@ void cGrScreen::initCams(tSituation *s)
 		board->setWidth(fakeWidth);
 	}
 	
-	if (bgCam == NULL) {
+	// Background camera.
+	if (!bgCam) {
 		bgCam = new cGrBackgroundCam(this);
 	}
 	
-	if (mirrorCam == NULL) {
+	// Mirror camera.
+	if (!mirrorCam) {
 		mirrorCam = new cGrCarCamMirror(
 			this,
 			-1,
@@ -499,16 +500,15 @@ void cGrScreen::initCams(tSituation *s)
 			0.0,				// fovymin
 			360.0,				// fovymax
 			0.3,				// near
-			300.0 * fovFactor,	// far
-			200.0 * fovFactor,	// fogstart
-			300.0 * fovFactor	// fogend
+			fixedFar ? fixedFar : 300.0 * fovFactor, // far
+			fixedFar ? 2*fixedFar/3 : 200.0 * fovFactor,	// fogstart
+			fixedFar ? fixedFar : 300.0 * fovFactor	// fogend
 		);
 	}
 	
 	// Scene Cameras
 	memset(cams, 0, sizeof(cams));
-	
-	grCamCreateSceneCameraList(this, cams, fovFactor);
+	grCamCreateSceneCameraList(this, cams, fovFactor, fixedFar);
 	
 	cars = (tCarElt**)calloc(s->_ncars, sizeof (tCarElt*));
 	for (int i = 0; i < s->_ncars; i++) {
diff --git a/src/modules/userinterface/legacymenu/confscreens/graphconfig.cpp b/src/modules/userinterface/legacymenu/confscreens/graphconfig.cpp
index 833f98c10..ffcb0e7df 100644
--- a/src/modules/userinterface/legacymenu/confscreens/graphconfig.cpp
+++ b/src/modules/userinterface/legacymenu/confscreens/graphconfig.cpp
@@ -146,10 +146,14 @@ LoadGraphicOptions()
 			}
 		}
 		GfuiLabelSetText(ScrHandle, DynamicSkyDomeLabelId, DynamicSkyDomeValues[DynamicSkyDomeIndex]);
+
+		// FOV not taken into account when sky dome enabled.
+		GfuiEnable(ScrHandle, FovEditId, GFUI_DISABLE);
 	}
 	else
 	{
-		ChangeSkyDomeDist(0); // No dynamic time if no sky dome
+		// No dynamic time if no sky dome
+		ChangeSkyDomeDist(0);
 	}
 
     PrecipDensityIndex = NbPrecipDensityValues - 1; // Default value index, in case file value not found in list.
@@ -229,15 +233,29 @@ ChangeSkyDomeDist(void* vp)
     snprintf(buf, sizeof(buf), "%d", SkyDomeDistValues[SkyDomeDistIndex]);
     GfuiLabelSetText(ScrHandle, SkyDomeDistLabelId, buf);
 
-	const bool bLockDynamicSkyDome = SkyDomeDistValues[SkyDomeDistIndex] == 0;
-	if (bLockDynamicSkyDome)
+	// If realistic sky dome not enabled :
+	if (!SkyDomeDistValues[SkyDomeDistIndex])
 	{
+		// Disable dynamic time of day
 		DynamicSkyDomeIndex = 0;
 		ChangeDynamicSkyDome(0);
+
+		// Make it clear that it is
+		GfuiEnable(ScrHandle, DynamicSkyDomeLeftButtonId, GFUI_DISABLE);
+		GfuiEnable(ScrHandle, DynamicSkyDomeRightButtonId, GFUI_DISABLE);
+
+		// Enable FOV editbox
+		GfuiEnable(ScrHandle, FovEditId, GFUI_ENABLE);
+	}
+	else
+	{
+		// Enable changes of dynamic time of day
+		GfuiEnable(ScrHandle, DynamicSkyDomeLeftButtonId, GFUI_ENABLE);
+		GfuiEnable(ScrHandle, DynamicSkyDomeRightButtonId, GFUI_ENABLE);
+
+		// Enable FOV editbox
+		GfuiEnable(ScrHandle, FovEditId, GFUI_DISABLE);
 	}
-	const int nArrowsVisibility = bLockDynamicSkyDome ? GFUI_INVISIBLE : GFUI_VISIBLE;
-	GfuiVisibilitySet(ScrHandle, DynamicSkyDomeLeftButtonId, nArrowsVisibility);
-	GfuiVisibilitySet(ScrHandle, DynamicSkyDomeRightButtonId, nArrowsVisibility);
 } 
 
 static void