Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

The supreme shrine of the state.

Genesis of modern hydroelectric power.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

This Civil War monument was designed by an eccentric architect and Gettysburg veteran.

Home of the only civilian casualty at the Battle of Gettysburg.

A local prank turned town icon.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

Check out the 125-pound chocolate reindeer in the back of this candy shop.

An American flag was erected for every day that passed during the Iranian Hostage Crisis.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

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

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

This private residence was the template for one of the most beloved television homes of all time.

A replica of the first public theater built in California.

The California capital city once stood 10 feet lower than it does today.

Art Deco stylings conceal the true nature of this bridge.

Pillars made of 700 pieces of luggage climb to the ceiling of Sacramento Airport's baggage claim.

Special tunnels built so that frogs won't be killed when crossing the highway.

Outsider art or homage to aliens?

Seven ceramic sculptures are scattered around this California college campus.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

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

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.