These strange piles of magnetized volcanic ash travel across the desert about 50 feet per year.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

People have been living in the cave houses on this Italian hillside since the Neolithic era.

Whale bones, scrimshaw, and sperm oil make up just a part of this comprehensive collection of whaling history.

Spies, love letters, and ghost stories have all left their mark on this home-cum-museum.

Some of the earliest burial grounds of New York State are to be found hidden away in this quaint town.

The oldest operating pharmacy in the world features 800-year-old recipes.

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

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

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

Southern Italy's spinning top village.

A cave in southern Italy adorned with thousand-year-old Biblical frescoes existed in obscurity until fairly recently.

The largest known Ancient Egyptian obelisk.

A very classy 1920s-era bar right in Grand Central Station.

Read a book next to a Midtown waterfall.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

A Manhattan office building is home to the world's largest chess board.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.