Monument to a brutal, ineffectual US bombing campaign and a sobering reminder of the human cost of the Vietnam War.

Walk through a clothing store, across a courtyard, and up several flights of stairs for delicious coffee with a side of beautiful views.

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

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.

This Byzantine Church was moved from Paris to Athens block by block.

Public water fountains built during the Ottoman Era still stand throughout this seaside town.

The ruins of this ancient fortification wall sit in the middle of a quiet, residential intersection.

A staircase made of gravestones leads up to this church built into a giant rock.

A tiny Greek Orthodox church from the Ottoman era hides on a busy city street.

The historic building has preserved human organs, unusual hexagrams, and scars from a political assassination.

A preserved portion of an ancient Athens barrier is displayed in a hotel basement.

These caves secretly held national treasures during World War II.

Gladiators once walked this ancient, subterranean passage.

The site where hundreds of Greeks were tortured by the Nazi secret police is now a cosmetics store.

The oldest standing Byzantine church in Athens is tucked within a monastery in the middle of an upscale shopping district.

This famous archeological mystery may be an ancient example of movable type.

This wrecked ghost ship has been rusting on a Greek beach since the 1980s.

Legend says this sacred tree was a gift from goddess Athena.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

More than 200 statues filled with cryptic symbols give this park spot an aura of horror vacui fantasy.

Believed to have once stored either human remains or rice wine, thousands of mysterious stone jars lie in ruin.

Eat a meal surrounded by bomb fragments.

In the world's most bombed country relative to its size, this incredible organization helps pick up the pieces.

When the USA donated cement and funds to expand the airport in Laos, the Laotians built a massive monument instead.