The cave filled with 9,000 Buddhas

The Buddha statues that fill this cave from floor to ceiling are brought by devotees hoping for a blessing.

BBC's Travel Showbrings you the latest insider travel news, a wealth of destinations, amazing experiences and features and practical hints, tips and advice for your holidays.

If you liked this story, sign up for the weekly bbc.com features newsletter, called “If You Only Read 6 Things This Week”. A handpicked selection of stories from BBC Future, Earth, Culture, Capital, Travel and Autos, delivered to your inbox every Friday.