This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

A church of bones, decorated with 40,000 human skeletons.

What was once a unique system of urban elevators is turning into a mechanical ruin.

On Gellért Hill, this statue depicts the tragic tale of lovers divided by the Danube.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

Op-art architecture designed for happiness.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

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

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

Since the 1700s, this old barrel has acted as a post box that relies on the kindness of travelers.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

Climb to the top of the world's largest seated bronze Buddha.

An oasis of shade and color amidst the bustle of the old city.

A refurbished locomotive from a bygone era in the middle of the Jordanian desert.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

The most gigantic, swoony, intimidating trio of fingers in all of antiquity.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

A more chill but no less fascinating version of the famous ancient archeological site.

An ancient capital city that dates back 3,000 years and harbors many surprises.

An abstract monument to a symphonic composer.

This irregularly shaped sea fortress has defended not one but three different sovereign states.