One of the steepest streets in the United States makes an intriguing challenge for cyclists.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

A toxic ghost town sitting atop a massive coal fire.

A tribute to one of the most famous cowboys on TV, and the consumerism that fueled his popularity.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

Featuring one of the most complete and original collections of Presidential memorabilia, this is the site of the last front porch presidential campaigns.

A history of tragedy and a pile of eerie stories have contributed to this house's consistent ranking as one of the most haunted places in Ohio.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

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

The only presidential monument to display a late POTUS's actual casket.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

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.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

Deep scars on the earth left by the Ice Age.

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

A castle built by an eccentric medieval enthusiast in rural Ohio.

Take a drunken tour inside the world's largest known geode.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

In an odd geographic anomaly this city borders two different states on opposite sides of town.

"Where the ducks walk on fish."

The spectacular collection of one of the world's best woodcarvers.

Ohio's 19th-century communist micro-society.

Solving a 60-year mystery finally gave a name to the young woman known only by the color of her clothes.

The 25th President's marble casket can be visited in this classical Ohio tomb.