One man's ambition created this psychedelic log home.

The remains of a deserted 1800s farming community can be found in Little River State Park.

Odd outsider art installations surround a Gold Rush-era ghost town.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

The abandoned coal loading dock is a canvas for unsanctioned art.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

This shrine dedicated to the Virgin Mary is also a tribute from a mother to her fallen son.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

The god of wine stares out at passersby on this busy Pittsburgh thoroughfare.

This plaque marks a place where one of Hollywood’s most famous dancers got his start.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

This historic Pittsburgh tennis complex is a rare example of natural red clay courts.

One Pittsburgh musician's decades-in-the-making memorabilia collection is on display at this rock-n-roll curio shop.

This icon of the Atomic Age now lays dormant.

This spot memorializes one of the greatest plays in NFL history, unless you happen to be a Raiders fan.

The largest clock face in the United States is twice the size of Big Ben and infinitely more ad-sponsored.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.