The Aldie Gristmill was once the largest factory of its kind in Loudoun County.

These abandoned waterworks are crumbling into the Potomac River.

Near the state border, cars seem to defy the laws of physics by rolling uphill.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

A historic Maryland home that once belonged to a man who has been called "the most insignificant" U.S. Supreme Court justice.

While seemingly a cruel joke, this bench actually honors an esteemed member of the community who passed away in 2006.

Home of the only civilian casualty at the Battle of Gettysburg.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

A free park where visitors can learn about and collect 440 million-year-old fossils.

This magnificent Cincinnati graveyard is also a popular public park.

An obsolete, vanishing traffic device warns Cincinnati drivers away from middle-of-the-road obstructions.

This abandoned Victorian-style house was built in 1884.

This pun was simply waiting to come to life, and one defense contractor made it so.

One of the last schoolhouses constructed in the early 20th-century still standing in Montgomery County.

This suburban park recalls the history of a famous tavern. Despite the name, it's no ordinary place!

George Washington once stopped by this house for dinner.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

Keen eyes can find the Disney influences throughout this treasure trove of a tiki bar.

Fans of vintage Vegas, kitsch, and toy pony-based gambling now flock to a casino called The D.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.