Sniff the Titan Arum's rotting flesh.

This secluded ruin was once a home for exotic plants.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

One of only two remaining Victorian-era greenhouses in New York.

Take in a rare, face-to-face glimpse of Lady Liberty at this tucked away Red Hook park.

An ideal wedding spot that is almost too ideal.

This huge, disused viaduct is now a crumbling concrete underworld of covered in years of graffiti.

This park contains a number of standing stones meant to heal and inspire.

The creek where a shark wreaked terror upon New Jersey, and served as the inspiration for "Jaws."

In the woods of New Jersey lie the ruins of a munitions village abandoned after World War I and the remnants of a 1920s wooden racetrack.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

A park full of outsider art, created by college students studying outsider art.

Dr Barnes' $25 billion private collection of art and arboretum.

This tiny structure was built by the creator of the Brooklyn Bridge.

The only thing better than tubing down New Jersey's scenic Delaware River is doing so while eating a hot dog from a giant floating stand.

Featuring the largest CinemaScope screen in Pennsylvania, this drive-in has entertained moviegoers for more than half a century.

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.

Erected in 1697 this Philadelphia bridge is the oldest surviving roadway bridge and perhaps the oldest stone bridge in the United States.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

This public space is speckled with the eerie remnants of a defunct amusement park.

The ruined remains of a coal mining ghost town are hidden within the woods.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.