Ad-Dahna Desert passages which can be several kilometers long. Local Bedouin have always known these caves and some were used as water supplies. They were first systematically studied in the 1981, and later explored and reported by the Saudi Geological Survey. Ad-Dahna Desert The ad-Dahna Desert is the central division of the Arabian Desert. It is a corridor of sandy terrain forming a bow-like shape that connects an-Nafud desert in the north to Rub' al-Khali desert in the south. Its length is more than 1,000 km siding Twaik Mountains from the east and does not exceed 80 km in width. It is
Winkie Country as belonging to Quadling Country. The west country of Oz is bordered at the northeast by the Gillikin Country and to the south by the Quadling Country. To the East lies the Emerald City and to the far east (beyond the Munchkin Country) as well as to the west, north and south (beyond the Quadling Country) of Winkie Country lies the Deadly Desert (which completely surrounds the Land of Oz). The Winkie Country is separated by the Deadly Desert from the underground Dominions of the Nome King. The Kingdom of Oogaboo, where items of value grow on trees, is separated