This pool is worth a visit if you are nearby and is thought by some to have been created by a meteorite impact. It is more widely thought to be a sinkhole, with dimensions of 61 metres wide and 185 metres deep, and is situated on the northern slopes of Al-Qusai’ah hill. The pool was used in years gone by for irrigating the farm fields in the Al Kharj area, and area well known for its fertile land.