Racing Level for Unity Low-poly 3D model
It's a complete level with racing track, environment, mountains, rivers, waterfalls, vegetation, buildings and tunnel. Included is a Car rig and controller. LoDs are set for vegetation, so you get nice frames per second, you can easily tweak them if you wish. Textures resolutions from 512*512 to 4096*4096, most of them include normal and metalic/smoothness maps for PBR rendering. You can easily change the level, or use the assets to create many other levels.