Gargantuan home of Russian science.

World's largest bell sits on the grounds of the Kremlin in Moscow.

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.

This abandoned five-star hotel is now a five-star urban exploration destination.

This fairy-tale, neo-Gothic church in the Azores is a world of magical realism.

The largest bottled beer collection in the world holds over 22,000 unique beer bottles.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Cold war icon and onetime "hole" in the iron curtain.

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

A six-ton wedding present for the King of the Scots.

The most loyal of little dogs, or a Victorian era publicity stunt?

The final resting place of soldiers' loyal canine companions.

A 18th century graveyard and its astonishing cortege of macabre iconography.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

This Bordeaux parking garage has 712 indoor spaces, and one outdoor.

The world's largest reflecting pool is just two centimeters deep.

This Australian beach is composed of tiny shells.

Living fossils in this remote Australian bay provide a glimpse of what Earth may have looked like 3.5 billion years ago.

Thousands of lawn gnomes have infested this Australian roundabout.

Alien rock formations grown from the sands of an Australian national park.

This gracefully curving formation looks like a massive wave that was suddenly turned to stone.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

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

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.