SUB-BOARDS
BOARDS IN The Earth KingdomThe city is by far the largest in the World of Avatar, essentially being more of a small country than a mere city. As a testament to its grandeur, the Earth Kingdom's roadway network is centered on the city.Ba Sing Se means "Impenetrable City"; it is so named for its world-famous walls, the gates of which have no hinges or other hardware and are opened by the use of earthbending. Within the Outer Wall lies a large expanse of farmland, Lake Laogai, and several mountains. The Inner Wall encloses the city itself. The metropolis is also notable for having a unique system of walls dividing the populace into different parts of the city based on social status.
Omashu is the second largest city in the Earth Kingdom and the capital of one of its provinces. The gates of this bustling metropolis are guarded by an army of earthbenders. This city is also well known for its famous delivery system powered by a combination of both earthbending and gravity.
Zaofu is an autonomous city-state, located in the southwestern part of the Earth Kingdom, and the home of the Metal Clan. Founded by the Clan's matriarch, Zaofu is constructed entirely out of metal and is regarded by some as the safest city in the world
Kyoshi Island is a small island off the southern coast of the Earth Kingdom, dotted with many small villages. It is famous as the birthplace of Avatar Kyoshi, and as the home of the elite Kyoshi Warriors. The island was created when Chin the Conqueror threatened to invade and conquer the former peninsula. Avatar Kyoshi separated Kyoshi Peninsula from the Earth Kingdom mainland to keep her people safe from future threats
The Si Wong Desert is the largest desert in the world. It is almost impossible to successfully navigate. It is sparsely inhabited by Sandbender Tribes.