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

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

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

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

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

This museum is dedicated to the first coast-to-coast highway.

The last funhouse of its kind, where guests enter through the mouth of an 80-year-old blue whale.

Pennsylvania's own Roswell-style UFO mystery.

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

A larger-than-life statue of America's favorite sundae marks the place it was invented.

Originally a cemetery, this city park remains speckled with a handful of scattered gravestones.