Historic and archaeological Nabataean city of Petra, UNESCO World Heritage Site, Jordan, Middle East

petra nabataean unesco jordan archaeological ancient city rock formations tourists heritage history southern levant near east pathways architecture sandstone ruins desert exploration cultural site travel history enthusiasts tourism hiking ancient civilization petra treasury petra monastery sandstone cliffs historic site carved facades landscape natural beauty walking tours cultural heritage archaeological site guided tours adventure geology rock carvings unesco site ancient architecture outdoor activities regional history visitors historical landmarks scenic views historic