A Buddhist shrine in a cave protected by macaques next to dark passages lined with creepy paintings.

This elegant carving of the Buddha guards a small Buddhist temple within a cave.

A white Buddhist temple with a golden restroom.

Bizarre dirt trail winds a narrow path above the tree line.

A meditative walk up 353 stairs leads to a majestic white Buddha overlooking Pai.

This roadside wonder is as mysterious as it is beloved.

You can walk up Thailand’s naturally non-slip waterfall.

This extensive collection of dead bugs may be the world's most idiosyncratic and personal insect museum.

Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

Riding on a pair of architectural dragons, this Thailand temple holds murals full of lurid imagery.

The long underground cave's curiously shaped stalagmites have inspired many legends.

Monkeys lounge around at this 13th century temple.

The golden Buddha statue at the Wat Muang Monastery is the tallest in Thailand, and the ninth-tallest in the world.

This elephant kraal is the only one remaining in Thailand, dating back to the 16th century when these massive mammals were integral players in war and trade.

A limestone wonderland of water and subterranean secrets.

This bridge made famous in a novel and on-screen wasn't actually built over the river Kwai.

Parts of this sprawling temple complex are deteriorating, but its founder’s body remains intact.

An enormous dragon scales the walls of this 17-story temple.

Thailand's tribute to the original "Siamese Twins" Chang and Eng, in the town the famous pair was born in.

Limestone outcrop decorated with a large laser engraving of the Buddha.

Walk through depictions of the torture inflicted on those who go to Buddhist hell.

Modern design and unusual architecture make this mountaintop temple no ordinary Buddhist retreat.

An amalgam of precariously balanced boulders, ancient petroglyphs, and Buddhist shrines.

A 6th-century stone lies at the site of the mythical battle waged between King Arthur and his nemesis Mordred.