This tiny little island has, as the name says, just enough room for its single house.

A castle built for love, and abandoned due to heartbreak.

The private island of Yale's elite Skull & Bones society is kind of a dump.

Located on the banks of the St. Lawrence River, this mansion is home to a massive art collection.

A giant roll of mints marks the birthplace of one of America's most famous candy brands.

A planned settlement in Pennsylvania once housed the aristocratic refugees of the French Revolution.

This decommissioned surface-to-surface missile resides outside the American Legion Post in Pennslyvania.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

Constrained by time and topography, this civil engineering landmark was constructed 100 feet above Starrucca Creek over the course of a single year.

Visitors to Salt Springs State Park are encouraged to literally put their two cents in Penny Rock.

It would take 35 firetrucks to fill this enormous glacial pothole.

This national landmark is also home to a massive treehouse.

Abandoned blast furnaces are an enduring reminder of Scranton's once booming iron business.

The train collection of an eccentric New England seafood mogul is now a National Historical Site.

A museum dedicated to the history of electric interurban transit near the home of the first electric trolley system in the United States.

Grand architectural relics gain a new life in this Pennsylvania warehouse.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

Since the 1930s, this Pennsylvania town has celebrated the humble tomato.

The graffitied ruins stand hidden within the Pennsylvania woods.

Narrow gorges and deep pools created by long-ago glaciers.

A field of nothing but boulders which resembles a giant's gravel driveway.

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

Explore the great outdoors in this popular eastern Pennsylvania park.

A monument to an Irish secret society thought to be responsible for a string of violent attacks in Pennsylvania coal mines.