The ancient city, today partly submerged, with its regular
blocks, broad paved streets, and drains to collect rainwater, provides historical evidence of extreme importance about city planning in the remote past. The dwellings, usually with a single story, had internal subdivisions of different types. Many had on
ly one front onto the road and an inner court (atrium) around which the various rooms are arranged. The walls of wood and air-dried bricks, with elements made of \b \cf1 \ATXht20 travertine\b0 \cf0 \ATXht0 , stood on pebble foundations. The houses had ar