Dry-stone walls of Machu Picchu ruins of Inca citadel in Peru, South America

ancient cities ancient city ancient history ancient sites inca architecture incas layered ledges lost city of the incas peru landscape peruvian rural scene settlement settlements south american stepped stone buildings stone walls stones support terracing tourist site unspoilt close up conservation daytime dry stone walls full frame height historic sites historical site holiday destination holidays layers outdoors outside preservation preserved ruin stock image stock photo stock photograph terrace tourism tourist attraction tourist sights tourist sites traditions travel photo travel photograph travel photography travel stock travels vacation vacations vertical walls travel travel destinations travel destination travel experience color image color colour scenic scenics landscapes tourism destination landform landforms