Five acres of divinely inspired folk art.

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

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

The arboretum whose marshy soil sucked up the dreams of housing developers.

The center of the only hemisphere that awards visitors with a commemorative coin.

A place to eat for on-the-run agents and espionage enthusiasts.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

This cave holds a surprisingly colorful variety of geological oddities.

The oldest still-existing mosque in the United States sits in a remote prairie in North Dakota.

These former Cold War launch sites have been preserved for tourists to see where the button might have been pushed.

A monument to the center of the North American continent may be off by a few miles.

Three legendary, living albino buffalo roaming their pastures for all to see.

One man's quest to save his town with a trail of record-breaking sculptures.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

This 1,500-acre development hopes to be the Central Park of the South.

A unique book shop with a collection of rare tomes and a nostalgia museum.

Every last book in this bookstore is signed by the author.

A haunting collection of the vanished and disappearing natural world.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

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

Abandoned railway line circling the city of Paris.

A curious collection of locks and keys.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

A subterranean shelter remains intact under a busy Paris railway station.