The headquarters of a pioneering cast iron and cast aluminum cookware company is in ruins, but still standing.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

Rare recess caves fill this unbelievably beautiful Ohio park.

Known as "The Dome" this is the world's largest open air geodesic dome.

This quarter-mile tunnel under the Bluff in Pittsburgh bends at a 45-degree angle.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

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

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

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

This icon of the Atomic Age now lays dormant.

Long hidden under grime, the politically radical murals of a little known Yugoslavian master are finally getting their due.

This restaurant offers a side of antiques, curios, and a bathroom chock full of owls.

This secluded walking trail is a hidden gem of a Pittsburgh park.

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

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

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

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

This church in Pittsburgh is home to the largest collection of religious relics in North America.

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

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

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

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

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.