Why a column on the entrance is inscribed with a verse from the Quran is one of Sicily's many mysteries.

This triumphal 16th-century arched gateway leads to the oldest street in Palermo.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

A beautiful Victorian statue shows France's enduring love of the rhinoceros.

This emotive sculpture was originally created for the 1878 World's Fair.

The video game-themed street art first popped up in the French city.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

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

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

Named after a lodging site that existed nearby, a bridge has existed at this location since 1455.

One of several Lilliputian portals that are ready to transport passengers to other dimensions, if they can find them.

This Nebraska town wants to double its population with plywood cut-outs of townsfolk.

Fragments of a massive unfinished sculpture sit near the main quad of the University of Illinois.

The bronze uniforms commemorate the vital role of women during World War II.

The pockmarks across the building's facade are remnants of the Blitz.

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

A monument to the thrice mayor of London who according to lore made his fortune by selling his rat-chasing cat.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

The cedar tree in Highgate Cemetery earned its title by accident.

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