the gulf below
3.Khalifa City B of United Arab Emirates(UAE)is a new planned city,which is situated in the beach of the Persian Gulf. There are a lot of water eroded caves developed underground due to that Tertiary and Quatemary strata as a kind of Subkha contain some evaporated rocks such as gypsum etc. The water eroded caves are located 5-15m in depth below ground surface.

