America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The world’s first penitentiary, meant to be humane, drove men insane.

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

This dramatic rail curve was once the target of a failed Nazi attack.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

Pennsylvania's own Roswell-style UFO mystery.

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

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

Nothing says indulgence like a 1,500-pound chocolate castle.

A unique sculpture park that specializes in the huge and bizarre.

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

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

The largest piece of cut lead crystal adorned a grave for 75 years and is now the shining star of a glass museum.

Sports history, made in the Arroyo Seco.

A stellar example of Art & Crafts architecture, and a movie set to boot.

Where the rich wintered in Pasadena.

The American Home, Re-imagined.

An office built to look like a giant basket.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

This university transit system is a 1970's vision of the future.

Berkeley Springs State Park boasts the nation's only monument commemorating presidential bathing.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.