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

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

Looming communist pillar with a Czech twist.

A mocking tribute to the past and modern leadership of Prague.

Remnants of cone-shaped fascist bomb shelters in Milan.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

A bronze bust commemorates the heroism of the secret agents who led covert operations against the Nazis.

What do we know about the real woman behind one of the Beatles' most famous songs?

An unassuming London park is actually a pilgrimage site for modern clowns.

A historic arboretum and non-conformist, non-denominational park cemetery.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

This bridge was constructed from the rubble of the infamous Bastille.

A popular shrine where the Blessed Virgin allegedly appeared in 1830, displaying a holy armchair and two incorruptible remains of Lady Saints.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

This museum houses an imposing skeleton army comprised of creatures great and small.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Time has been frozen at this station since the bombing in 1980—or so it was believed.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

This poignant art installation raises awareness of violence against women.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.