For decades, it has disappeared and reappeared as water levels rise and fall.

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

Could it have picked a better place to land?

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This collection honors the iconic, and proudly American lighter that just won't quit.

This dramatic rail curve was once the target of a failed Nazi attack.

The first American axe throwing club.

A soon-to-be-forgotten roadside spectacle loaded with local lore.

According to local myth this cemetery is half evil spirits, half good—split down the middle.

A hidden piece of Altoona's railroad history in a long-forgotten abandoned town.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

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

A rock maze opens up to a panoramic viewpoint at an abandoned mine full of ghost stories.

One of the oldest log cabins in America is one of the last of its kind this historic Swedish dwelling remains a piece of living history.

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

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

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

Steepest flood safety railway in the entire world.

Journey through a collection of over 35,000 Halloween items from all generations.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

These lush botanical gardens employ the most purrfect pest control force.