The massive machine creates cracking displays of indoor lightning.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

At the supposed instruction of Ben Franklin and Socrates, a Spiritualist believer intended to birth a mechanical messiah here.

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

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

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

This public park was the site of the largest civilian disaster of the Civil War.

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

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

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

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

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

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

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

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

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

This Old Testament garden features 100 plants from biblical times.

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

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

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

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.

One of the now-less-hidden floral gems of the "Emerald Necklace."

One woman’s obsession gave birth to this lovely oddity at the Boston Public Library.