Built for an exposition in 1915, these horticultural displays have stood the test of time.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

A giant open-air sculpture made of over 200 full-sized boats.

A tiny slice shop hides down an unmarked hallway in a Las Vegas casino.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

A popular European tradition makes its way to the states on one of America's most famous bridges.

In between two buildings in Ljubljana, medieval tunnel to nowhere.

Train debris from the deadliest avalanche in United States history can still be found in the ravine where so many perished.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

Yugoslavia's biggest underground airport lies in ruins.

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

The watery grave of an impractical idea.

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

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

Hanging within this medieval church are the bones of a beast allegedly slain by a fourth-century saint.

This ancient Roman aqueduct once funneled water to Diocletian's palace.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

A relic from the Industrial Revolution got a second life as a contemporary performing arts space.

A whimsical bridge adorned with decorative dragons.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

A public work of art that also provides some relief from the summer heat.