Egypt’s Western Desert is a section of the Sahara and is known for the White Desert’s chalk formations.
The Western Desert occupies the part of Egypt west of the Nile Valley and extends toward the borders with Libya and Sudan. It includes broad plateaus, depressions, oases, sand seas, and limestone landscapes. The White Desert, near the Farafra Oasis, is famous for bright chalk rocks sculpted by wind erosion into mushroom-like and other rounded forms.
The formations are made from soft Cretaceous limestone. Over time, wind-driven sand abrades exposed rock, while harder layers resist erosion more effectively than softer material. This produces the surreal shapes seen across the protected desert landscape.
The Western Desert is sometimes called the Libyan Desert, especially in broader geographical descriptions, but Egypt’s Western Desert is the standard name for the Egyptian sector. It is separate from Egypt’s Eastern Desert, which lies between the Nile and the Red Sea and has a more mountainous character.