Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Old Danish castle immortalized in Shakespeare's Hamlet.

A beer pipeline runs beneath Bruges.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

Once a black market electronics marketplace, now an otaku shopper's paradise.

A bronze statue dating back as far as 1252, still has remnants of gold on its right cheek from ancient gilding.

The quintessential Japanese rock garden has existed for more than 500 years.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

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

A battle between nature and architecture in the Cambodian jungle.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

"Girl in a Wetsuit" is what happens when a sculptor has to find a way around a 100 year old copyright.

The Victoria-era quarantine station for Sydney.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

One of the best beaches in the entire world.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

A controversial memorial at the place where Captain Cook met his violent end.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.