the iconic treasury (al-khazneh) in petra

building landmark architecture ruins column arch temple facade quail history monastery cathedral palace monument high level view treasury al-khazneh petra ma'an governorate jordan governora iconic ancient architecture ancient old stone door temple building travel wall ruins history petra religion tourism entrance ruin window jordan antique house historic governorate middle east carved carving treasury landmark unesco world heritage site historic archaeology colors valley historical city archaeological southern nabataean kingdom tourist wonders new7wonders world wadi musa nomads trade arabah stone pink mausoleum