One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

Where America’s first doomsday cult awaited the end of the world.

A rare view of a preserved Victorian science museum.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

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

These whimsical works of art tell the story of the city's past and present.

A mysterious stone embedded at the base of a historic Boston building.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

An enormous, inside-out glass globe built in 1935.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

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

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

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

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.

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

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

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

The last street in Pittsburgh that's paved with wood.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.

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

Hundreds of protractors affixed to surfaces all over the city.

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.