The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

When you're a great Russian Tsar, even your vomit gets a statue.

Brussels' favorite peeing boy has a sister.

Cozy basement bar sports an inventory of over 2,000 beers.

An ancient knight and a symbol of the city's freedom.

This memorial to local World War II heroes is slowly being reclaimed by nature.

A beautiful mountaintop mausoleum devoted to a Montenegrin icon can't seem to make everyone happy.

On top of a resort town as old as the Bronze Age sits an incredible war memorial statue overlooking the beaches below.

One of the world's oldest olive trees, thought to be over 2,000 years old.

A tiny church on a man-made island in the Adriatic.

A curious little museum dedicated to the furry feline in the cat haven that is Old Town Kotor.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

No need to strap in for a "ride" on this walkable roller coaster.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

Incredible labyrinth of man made caves.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

A distinctive former power plant turned university lecture hall looks like it could make you breakfast.

Collection of fossils, plants, and ancient animals encased in amber.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Christ's blood preserved in a Belgian town.

A little sculpture with a large wardrobe.

Be(w)ar(e) the moat around this historic Czech castle.

The "dragon babies" of southeastern Europe.