At this farm in upstate New York, the former president plotted his reelection campaign.

The schoolhouse where Jesse Merwin, the inspiration for the "The Legend of Sleepy Hollow" character, once taught.

The largest Walmart Supercenter in the United States, referred to affectionately as “Mallmart,” has served the residents of Albany, New York, since 1994.

A 10-foot-tall concrete Alley Oop statue left over from World War II now stands on the side of the road.

An interesting look into 18th-century American history.

Possibly the smallest church in the world floats in the middle of a pond.

Celebrating the greatest pugilists the world has ever known.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

A mummy and sarcophagus are part of the many wonders in this library's collection.

This sprawling collection of saintly relics includes such fascinations as wood from the Cross of Jesus and threads from Mary's veil.

Genesis of modern hydroelectric power.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

This former hub for crafty philosophers was founded by a writer who died aboard the infamous RMS Lusitania.

An outlandish shoe shaped house built by an eccentric millionaire.

North America’s largest collection of horological devices and home to a colossal clock with a dizzying array of features.

Although built to generate electricity for Marylanders, this dam has become an all-you-can-eat buffet for American bald eagles.

An industrial waste tourist attraction.

These unique rock formations were created during the Ice Age.

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

The Cadillac Ranch for monster truck aficionados.

The only known Futuro house in North Carolina sits along a stretch of desolate highway on the Outer Banks.  .

This historic sunny-yellow building has an unfortunate connection to the sinking of the Titanic.

The North Carolina grounds are leased in perpetuity to the British Commonwealth for as long as the WWII sailors are buried there.

The humble gravesite of the man who failed to cash in on his Pepsi-cola goldmine.