A unique museum tells the story of the day-to-day life of World War I soldiers.

An image of the legendary saint stands in the shadow of a cathedral she liberated.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Rippling sand dunes frozen in the Arizona rock.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

World's largest collection of serial killer artwork and other macabre exhibits.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A terrific purveyor of natural history objects and curios.

A huge musical instrument played by the ocean.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

The ancient tomb acts as a calendar that keeps perfect time.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

Low tide reveals 8,000-year-old rock carvings in Southern Alaska.

This small shop walked so America could run on Dunkin'.

One of several skulls claiming to belong to the beheaded St. John the Baptist is on display at this Roman church.

The tomb was guarded by soldiers from both sides of the war, and some left their initials carved in the brick.

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

Certain traditions prevail on the least-visited island of the Aran Islands.