Where an entire elephant skeleton, a snakeskin table runner, and thousands of animal remains become art.

A mile-long navigable cave adorned with stalactites and stalagmites reaching up to 65 feet tall.

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.

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

An enormous Buddha peers through a gap in its ruined chamber.

Buddha shrines hide within dark tunnels at this unique forest temple.

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

Thousands of bats stream out of caves every night on the edge on Thailand's second largest park.

A treasure trove of pathological, forensic, parasitological, and anatomical specimens.

The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

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

This museum has a most unusual location: inside a giant, three-headed elephant.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

A particularly disconcerting tribute to Irish martyrs.

A miraculous natural phenomenon known as "the spring that breathes."

One man's ambition created this psychedelic log home.

Most-visited and most-photographed slot canyon in the American Southwest.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.