This "floating railway" is one of the world's oldest monorail systems.

This gem-encrusted temple is said to contain some of the Buddha's hair which can make the deaf hear and the blind see.

One of the world's tallest statues is also one of its most hated.

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

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

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

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

Costa Rican accommodation resembles a crash site, but with a nice balcony.

A pocket of jungle amidst urban expansion in Panama.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

Once the foundation for a mansion, these ruins now offer amazing panoramic coastal views.

This gateway to subterranean Hanover plays jazz, pop and rock to surprised passersby.

This riverside restaurant has been serving customers since 1146.

Every Sunday, Bogotá turns 75 miles of its city streets into a bicycle superhighway.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Medicinal spa created with the discharge from a geothermal energy plant.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Iceland's tribute to its thankless civil servants.

This beautiful, historic church looks like something out of a simpler past.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

A striking symbol of the Bulgarian capital.