Literally a million fascinating cartographic artifacts are held in this sprawling university collection.

Behind a modern brick exterior lies the oldest continuously-operating lunch-car diner in the United States.

The spaceship-like theater, which is still in use, was one of the most popular exhibits at the 1964 New York World's Fair.

The Bong-area park police have asked visitors to please, stop stealing the signs.

A house and yard adorned with bizarre concrete sculptures in a Milwaukee suburb.

Complex aquaponics systems allow fish and plants to grow in harmony.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

Every winter, the wind carves blocks of frozen water into beautiful abstract shapes inside this unusually curved tunnel.

This cave holds a surprisingly colorful variety of geological oddities.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

A roadside spring pooling in an old bathtub where anyone can stop and sip.

An unassuming house in Wisconsin hides a transient artist’s magnum opus.

A stone marker memorializes the spot where the King broke up a street fight with a classic karate stance.

Amateur taxidermy museum known for its large collection of white squirrels.

A hundred-year-old museum filled with giant physics toys and experiments designed by grad students.