The hearts of 54 Habsburg royals received special burials here separate from their bodies.

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

Legends surround an ancient tree trunk riddled with nails for good luck.

This huge limestone slab is considered the largest paving stone in Belgium and a relic of the earliest modern paving in Brussels.

In the middle of a Brussels roundabout, a cargo container balancing on its edge.

A little sculpture with a large wardrobe.

The Devil’s own choice when he needs a drink in Brussels.

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

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

This iconic high-rise residential block was one of the last to be built in the Brutalist style.

Colorful murals by Jean Cocteau hide within this peaceful London sanctuary.

The Tudor-style cottage in the middle of the square is not quite what it seems.

Eighty million natural history specimens call this gargantuan museum home.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

An abandoned train station in Munich constructed for the 1972 Olympic games.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

One of the most easily accessible examples of the rare 1960s UFO houses.

Go surfing on this urban wave, "hacked" by local surfers.

This century-old cinema house has a marquee that has been hand painted by a single man for over 25 years.

The local club's soccer field is practically surrounded by UNESCO-protected monuments.

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

One of the very few mosques built by the Ottomans still standing in Croatia is now a Catholic church.

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

A historic and beautiful Art Nouveau chamber in a historic railway station.