An unusual round church in London with a Templar past.

A touching tribute to the "Queen of Soul."

There must be a pun in this haystack somewhere...

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

The "Seinfeld" diner.

Guitarist Paco de Lucía overlooks travelers as they pass through this train station dedicated to his legacy.

This postmodern apartment block was designed to be a vertical neighborhood.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

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

A lush indoor jungle fills this bustling Madrid transportation hub.

A dismembered holy head stares out from her beautiful reliquary at the St. Dominic Basilica.

Carved fountains poignantly placed in parks and in front of special monuments.

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

A gift from Emperor Franz Joseph I to his wife.

This museum is dedicated to the little known ancient Roman history of Vienna.

The housing complex served as an anti-fascist fortress during the Austrian Civil War.

The solemn exterior conceals an opulent interior of this 17th century church.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

Baroque celebration of the end of the Great Plague of Vienna.

The topiary maze at the Habsburg hunting lodge.

A memorial to the beloved brown bear that served in the Polish army during World War II.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

The celebrated eyesore created by starry-eyed sweethearts.

The remains of the medieval wall that once surrounded Paris with ties to the construction of the Louvre.