Groups related materials into families with.

Describes structures and materials used in an open city environment. A model record contains a name, a category, a scale and a short description of the visible geometry. The coastal district contains rock.

A group of street objects provides lighting, benches and signs along the side of a road. The landscape collection includes low shrubs, tall trees and planting beds beside the water. Each section provides additional examples and links.

Ramps beside the railway. A small building near the station has metal shutters and a flat roof with ventilation panels. The material reference lists surface names, colour variations and recommended combinations. Road sections connect.