Created by one of England's most prolific labyrinth designers, inspired by Bath city history.

With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

Once the most flame resistant building in the country, the South Carolina Historical Society building was almost burnt down in a fire.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

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

This jail which was in service for over a century is now open for curious visitors.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

Featuring the the longest lift span of any vertical-lift bridge in the world.

The first dish to bounce radio signals off the Moon, it was the forerunner to the U.S. Space Program.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

These 20-foot sculptures will help guide you from the local train station to the local sculpture garden.

A playground inspired by differential calculus dangles from the ceiling of the Liberty Science Center.

Step inside Lucy, the world's largest "elephant."

This sculpture of a fisherman spent six years at the bottom of the Schuylkill River.

The oldest of only three existing statues of the great novelist stands in a city he did not care for.

Contrary to popular belief, this secluded statue doesn't represent Pennsylvania's founder.

America's smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

The first American department store, and home to the largest operating musical instrument in the world.

In the early 1800s, surgery was also a show.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

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.

Skewer up Kangaroo.