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

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

This Old Testament garden features 100 plants from biblical times.

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

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

This plaque marks a place where one of Hollywood’s most famous dancers got his start.

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

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.

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

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

A giant ball made from pieces of an old Jeep.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

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.

A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.

In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.

The last remaining 19th-century tenement from Boston's old West End neighborhood.

Millions of numbers carved in glass represent the tattoos forced upon victims.

The world's largest piece of copyrighted artwork.

Dedicated to one of the darkest moments in Irish history, this memorial has faced its fair share of backlash.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

This impressive Boston holy house is the American mecca for Christian scientists.