Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

This Greek temple, open only an hour a day, was the site of a war of tastes between an architect and an artist.

Theme park featuring miniature replicas of European monuments.

Climb inside an iron crystal magnified 165 billion times its normal size.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

A moving memorial to the fallen and missing from WWI trenches.

This Belgian theme park began as a refuge for bored church children and was closed down when a boy lost an arm.

A taxus-tree to which Julius Caesar reputedly tied his horse.

This bridge was constructed from the rubble of the infamous Bastille.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

This legendary city has been a tourist attraction for centuries.

What was once supposed to be the symbol of a shining Afghan future is now a bombed-out ruin.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

An extravagant monument to an extravagantly unpopular Emperor.

A former French military respite turned jungle tourism hotspot.

Khmer Rouge's high security prison.

5,000 skulls in memorial to those killed by the Khmer Rouge.

A battle between nature and architecture in the Cambodian jungle.

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.

Mount Nyiragongo has erupted at least 34 times since 1882 and is home to the world's largest lava lake.

A strangely forgotten claimant to the much contested title of "Source of the Nile."