Bir Tawil
The administrative boundary of Sudan and Egypt was made in 1902. Their political boundary was set in 1899. It was set as the 22° north circle of latitude. This area lies south of the 22° parallel. East-to-west, the area is between  long in the south. It is  long in the north. It is between  and  wide north-to-south. It is also  in size.