Lake Fagnano (shared with Chile, also called Khami in the native language) is the largest in Tierra del Fuego. It is surrounded by mountain ranges, lenga forests and is part of the Corazón de la Isla Provincial Reserve, in the municipality of Tolhuim. Lake Fagnano or Khami, as it is also known, is the largest lake in the Tierra del Fuego province and one of the largest in Argentina. Its total surface