Ushuaia is the capital of the Argentine province of Tierra del Fuego and the southernmost city in the world. Ushuaia is located in a wide bay on the southern coast of the island of Tierra del Fuego, guarded on the north by the Martial mountain range and on the south by the Beagle Channel. Its population is estimated today at about 64,000. It is the only municipality in the Department of Ushuaia, which has an area of 9,390 km2 (3,625 sq mi).
