ruins of gaochang, turpan, china. preaching hall of the buddhist temple

2000 ancient archaeological are asia asian basin buddha buddhism buddhist china chinese cultural dating depression desert destination flaming gaochang hall heritage historic history jiaohe journey karakoja kocho koja landmark largest minority more mountains mud muslim nature oasis old oldest oriental outdoor popular preaching religion road ruins sand silk site taklamakan tarim temple than tourism tourist travel turfan turpan uighur unesco west world xinjiang years