Skate park.

Skate park of a different shape: https://3dsky.org/3dmodels/show/skate_park 

The scene contains a TurboSmooth modifier - 1 Render iters, the stack is not collapsed. The modifier is missing from the export file.

File format:
- 3ds Max 16 corona render
- OBJ

For Corona render, it is recommended to install version not lower than 1.5, since the glossiness of materials is configured taking into account PBR.