 The Chilean part of Patagonia embraces the southern part of Valdivia, Los Lagos in Lake Llanquihue, Chiloé, Puerto Montt and the Archaeological site of Monte Verde, also the fiords and islands south to the regions of Aisén and Magallanes, including the west side of Tierra del Fuego and Cape Horn.The first European to sight Chilean territory was Ferdinand Magellan, who crossed the Strait of Magellan on November 1, 1520.However, the title of discoverer of Chile is usually assigned to Diego de Almagro.