Have you visited the deepest and accessible sinkhole in
· Formed largely of fibrous gypsum, it sometimes gives off a faint, otherworldly glow. Dahl Al Misfir is believed to have been formed 325,000 to 500,000 years ago during the mid-Pleistocene Era. Known for emitting a moon-like glow, this phosphorescence is the result of gypsum deposits found in the centre of the peninsula. These give rise to the geological