Jeep with mountain background. Click to animate.
X3D-Edit 3.3, https://www.web3d.org/x3d/tools/X3D-Edit
freesound example or Savage SoundEffects library
"https://freesound.org/people/kyles/sounds/451044/download/451044__kyles__auto-truck-jeep-onboard-driving-rough-terrain-dirt-rock-various-speeds-slow-to-stop-and-pull-up-ms.wav" "../../SoundEffects/MilitaryModern/Track16.wav" "https://www.web3d.org/x3d/content/examples/Savage/SoundEffects/MilitaryModern/Track16.wav"
"../../../Vrml2Sourcebook/Chapter22-Background/Figure22.3cBackgroundSkyGroundMountains.x3d" "https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter22-Background/Figure22.3cBackgroundSkyGroundMountains.x3d" "../../../Vrml2Sourcebook/Chapter22-Background/Figure22.3cBackgroundSkyGroundMountains.wrl" "https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter22-Background/Figure22.3cBackgroundSkyGroundMountains.wrl"