Parinacota volcano is a massive potentially active stratovolcano on the border of Chile and Bolivia. It is part of the Nevados de Payachata volcanic group. The volcano straddles the border between Sajama National Park (Bolivia) and Lauca National Park (Chile).
Lago Chungará y volcán Parinacota, Chile
lone tree and Licancabur, a notable volcano near San Pedro de Atacama, Chile