In this relatively flat state the highest point is an honored place.

This pair of eccentric Ohio castles were built by a pair of brothers who wanted to bring a bit of class to the Ohio wilderness.

A miniature world of concrete and stone in Springfield, Ohio.

This moving cemetery sphere is a slowly rolling stone.

This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

An office built to look like a giant basket.

A gas station has taken the place of the home of the 19th American President.

"You can only scalp a customer once, but you can give him a haircut every two weeks"-Barber's Maxim.

An Aztec snake god has taken the material form of an apartment complex.

Continuing the tradition of the dime museum in style.

The world's only museum devoted to the wonders of fluorescence.

The ghostly remains of an accidental sea.

A snapshot of the city's fascinating voodoo culture.

An enormous, inside-out glass globe built in 1935.

An Australian lake whose pink hue defies scientific explanation.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

A one-of-a-kind collection of a unique medium.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

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

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

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

The childhood home of Earth's alien chameleon is a humble Brixton flat.