Tubing through a cave lit with glowworms is a magical underground experience.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

Terrapins of all colors and shapes are quick to bring fascination (and possibly long life) at this museum.

This rare wildlife haven in Singapore feels like you're in the tropical rainforest.

Once the private home of China’s most legendary tycoon, getting inside this stunning mansion no longer requires an elite pedigree or acts of daring.

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

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

A colorful kitschy temple and floating market off the beaten path.

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

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

Monkeys lounge around at this 13th century temple.

The "Versailles of the Jungle" built by a dictator is now a decaying shadow of its hubristic grandeur.

A Japanese pilot crash-landed on this Hawaiian island after the Pearl Harbor attack and terrorized locals for a week.

A once-glowing grotto at the bottom of Waikapalae Wet Cave.

Submerged lava formations create incredible waterworks.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

This blowhole is supposedly caused by a trapped monster.

This former luxury resort in Kaua'i is now an abandoned relic.

A prehistoric landscape hidden in the cliffs of Maha'ulepu.

This ancient Hawaiian henge may have been an early star chart.

The air force base preserves its scars from the Japanese attack on Pearl Harbor.