penitentes on altiplano of atacama desert, chile near the summit of cerro toco

adventure altiplano america andean andes atacama blue bolivia central chile cordillera desert earthquake eruption extreme high hiking lagoon laguna landscape luna mountain mountains national natural nature north outdoors park range rock sand scenic snowy south stone sunset terrain travel volcanic water wildlife valle moon valley dry soil burning sun red dried formations cerro toco penitentes nieves summit snow glacier found altitudes toco