Now harmless, this looming post struck fear into the heart of medieval troublemakers.

A musical instrument played by the sea.

This military tunnel dates back to World War II and provides visitors with a little wartime adrenaline.

Now abandoned, the world's first torpedo factory is crumbling into the sea.

During World War II, this rice mill became a Nazi concentration camp.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

Two stone columns flank the grand Venice square, but there were supposed to be three.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

Go inside to really appreciate this 500-year-old technological masterpiece.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

Self-mummified monk who wears sunglasses and has become a gecko hatchery.

A dazzling temple featuring a towering 12-meter golden Buddha.

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.

Bangkok's men with dangerous jobs come here in search of protective talismans.

This dazzling Buddhist temple was constructed from over one million ceramic tiles salvaged from a British shipwreck.

Bangkok celebrated its shifting monarchy with a militaristic homage to democracy.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

A Surreal flight of architectural fancy in Vietnam's Central Highlands.

Located off a bustling strip, a silent teahouse employs workers with hearing- or speech-related disabilities.

Vietnam's largest Buddha statue depicts a female sage.

This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

One of Vietnam's most iconic landmarks was built by Japanese traders and is now in danger of sinking.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.