Ghadames or Ghadamis is an oasis town in the Nalut District of the Tripolitania region in northwestern Libya. Ghadamès, known as 'the p…Ghadames or Ghadamis is an oasis town in the Nalut District of the Tripolitania region in northwestern Libya. Ghadamès, known as 'the pearl of the desert', stands in an oasis. It is one of the oldest pre-Saharan cities and an outstanding example of a traditional settlement. Its domestic architecture is characterized by a vertical division of functions: the ground floor used to store supplies; the first floor is for the family, overhanging covered alleys that create what is almost an underground network of passageways; and, at the top, open-air terraces reserved for the women.