A 300-kilogram egg sculpture that embodied a neighborhood revival.

The Frank Zappa fan club erected this monument to their prog-rock hero to mark a new era of post-Soviet Lithuania.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

A small granite monument marks where the borders of three countries meet.

Legend says if you stick your thumb in the hole and it gets wet your wish will be granted.

A black cat protests the City Guild in Riga's Old Town.

The oldest housing complex in Riga is a mini timeline of architectural trends.

The reconstruction of this prominent building fulfilled a long-written command.

3,000 market stands in five former Zeppelin hangars.

You can spot this teeny tiny stained-glass window from the Bonifacius bridge.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

The world's most active stratovolcano is almost always erupting.

Underneath a chalk hill in France lies what Hitler hoped would be the underground launching base for a devastating new weapon.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

A giant desert bird that once swung music fans at Coachella now has a home in a nearby traffic circle.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

This house's itty bitty size means no humans allowed.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

A spectacular Bulgarian cave resembling a devil's head with a waterfall rushing down its throat.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.