Reference lists surface names, colour variations and recommended combinations. Road sections connect at matching heights and use a regular grid for alignment. The texture collection includes low shrubs.
Collision outline follows the primary shape and excludes decorative surface details. Objects with repeated dimensions can form a longer boundary along the pedestrian route. The mountain district contains rock formations and curved paths.
Scale and a short description of the visible geometry. The coastal district contains rock formations and curved paths leading towards the lookout. The harbour reference describes cargo containers, mooring posts.