A Wes Anderson-esque lighthouse that boasts magnificent coastal views.

Dozens of large, brightly-colored paintings adorn the walls of the "street art capital of Iceland."

A world-class theater sits hidden in this remote town in West Iceland.

A cult following celebrates the legend that belies this curious podiatrists' office sign which has worked its way into song, literature, animation, and the visual arts.

The ancient sauropod tracks found in this former quarry are some of the largest in the world.

The medieval castle built as headquarters for the Pope's secretive Knights Templar.

A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Five million people are laid to rest here, more than the population of Madrid itself.

Commonly acknowledged as the only public monument to the Devil himself.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

This fountain is dedicated to the workers who perished constructing the Fréjus Rail Tunnel.

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

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's most famous cemetery, with some of its most curious tombs.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Ancient pueblos built into the base of a natural canyon wall.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

The trials and tribulations of marking Poe's grave.