The site of slaughterhouses that once satisfied Parisians' taste for horse meat is now home to a park and book market.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

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

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

Ever loyal to Roma, the small village of Albe in the Abruzzo region carried on until an earthquake did it in.

A medieval fountain lined with 99 unique stone faces whose origins and meaning remain unknown.

Seven centuries ago, its holy door opened for a forgiveness procession ritual that was later "copied" by the formal Catholic Jubilee.

What looks like a link in Gondor's early warning system is actually a centuries-old Italian fortress.

This medieval oratory decorated in magnificent frescos was constructed after Charlemagne received a vision.

This Italian ski resort rose to fame when Benito Mussolini was held prisoner there and then rescued by the SS.

A gem of Catalan modernism amidst the vineyards.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

Where Stoddart and Connolly suffered in the infamous Bug Pit.

The Avenue of Mausolea is a series of grand palatial tombs.

Light still pours into the ruins of this ancient Islamic observatory.

An 18-meter-long sarcophagus of a constantly growing dead prophet.

Controversially restored in the 1970s, this giant 15th-century mosque is shrouded in legend.

The world's second-tallest flagpole stands proud despite dropping rank.

A building facade covered with the statues of 11 giants of Tajik literature.

This ancient Silk Road outpost overlooking the Wakhan Valley is miraculously still standing.

This medieval citadel once guarded the western entrance of the Pamir Highway.

These small, triangular, colorful houses are a staple of Madeira Island.

Controversial site of what could be Europe's first pyramid.