Walk through the history of American pop culture.

Once America's tallest structure, now a Baltimore landmark.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

The trials and tribulations of marking Poe's grave.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

There aren't too many operational funiculars around, but Pittsburgh has two!

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A former major munitions plant that has been converted into a sprawling art space.

The land is home to swimming ponies and a legendary 18th-century treasure.

The largest earthwork effigy in the world.

A super-sized promotional trick that is now a D.C. landmark.

Tucked in the back of this amazing antique store is an important piece of medical history.

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

A museum dedicated to the alleged Roswell Incident.

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

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

These rows of World War II-era bunkers were the scene of some of the infamous Mothman sightings.

An abandoned asylum incorporated into a college campus.

An office built to look like a giant basket.