lion door handle in erdene zuu khiid monastery, orkhon valley cultural landscape world heritage site, in kharkhorin mongolia

abtai ancient architecture asia asian buddha buddhism buddhist central construction cultural culture door erdene famous gelug genghis handle heritage historic journey karakorum khan kharkhorin khiid landmark landscape lion monastery mongolia mongolian monument nobody old orkhon ovorkhangai people province red religion religious sacred sain shrine site spirituality temple tibetan tourism tradition traditional travel unesco valley world zuu