archaeological formation of the desertic and arid jurassic period of the talampaya canyon, the cathedral formation, national park

archaeological formation desertic arid jurassic period talampaya canyon cathedral national park rioja argentina rock temple arch landmark ruins architecture monument wall geology terrain column wood cliff sculpture badlands tree wadi located east centre province argentina dry bed river dinosaurs lived millions years fossils interesting ischigualasto found remains indigenous peoples' settlements petroglyphs puerta del cañón may 2020