peru, cuzco area, crow valley, machu picchu incas ruins

america americas ancient ancientsite archaelogical archaelogy archeological area citadel civilisation crow cuzco excavation excavations famous fortifications fortified fortress fortresses forts inca incan incas latin macchu machu mountain mountains mountainside mounts panorama past peru peruvian picchu pichu precolumbian rampart ramparts ruins scenes scenics sights skies steep steps valley vista