In fact you wouldn't even need to be limited to earth. Why not throw in Google Moon and steal a moon buggy while shooting scientific rovers and doing cool flips out of craters?
There are already 3D globes of the moon, for example with cesiumjs: https://sandcastle.cesium.com/?id=moon you can even import it to unity and other engines
Ya, can't wait to play GTA: Nova Zemyla.
In fact you wouldn't even need to be limited to earth. Why not throw in Google Moon and steal a moon buggy while shooting scientific rovers and doing cool flips out of craters?
There are already 3D globes of the moon, for example with cesiumjs: https://sandcastle.cesium.com/?id=moon you can even import it to unity and other engines