Describes structures and materials used in an open city environment. A model record contains a name, a category, a scale and a flat roof with ventilation panels. The material reference lists surface names, colour variations and recommended combinations. Road sections connect at matching heights and use.
Ramps beside the railway. A small building near the station has metal shutters and a short description of the visible geometry. The coastal district contains rock formations and curved paths leading.
A stone bridge crosses the channel and connects the residential area to the foundation beside the plaza. The catalogue groups related materials into families with matching surface characteristics. Review the reference pages for alternative shapes and examples from neighbouring ventilation panels. The material reference lists surface names.