The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

"Where the ducks walk on fish."

This massive airship factory is so large that it has its own indoor weather.

The oldest continually operating golf course in the United States.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

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

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

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

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

There aren't too many operational funiculars around, but Pittsburgh has two!

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

An 18th-century Catholic church converted into an eccentric temple of music and bacchanalia.

A retrofuturistic art installation in the Pittsburgh Airport.

A grandiose title could not save this mercantile community from obscurity.

First a root beer ad, then a golf course clubhouse, and finally a massive teapot.

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

This public space is speckled with the eerie remnants of a defunct amusement park.