Since it formed millions of years ago, this cave system has been a sacred burial ground, a Prohibition-era speakeasy, and the center of an amusement park.

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

What better place to take a seat?

A strange history museum, with items accumulated by a pair of globe trotting spies.

Incredible miniature towns and buildings created and decorated with thousands of tiny rocks.

The remains of a foundry and old blast furnaces destroyed during the Civil War are preserved in this central Alabama park.

In Rickwood Caverns, visitors can travel hundreds of feet underground and see beautiful formations unique to the region.

This former train station was once an important shipping depot for the regions farmers.

The birthplace of the Herndon Gas Company.

In 1889, a small group of women began meeting to discuss literature, art, and other topics. Their every-other-week salon grew into a lending library that still exists today.

A secret rendezvous spot where John S. Mosby and his Rangers would meet to divvy up their loot after raids.

A decaying garage hidden amid the dense forest is all that remains of a once-prosperous dairy farm.

Exact replica of the ancient monument, but much, much lighter.

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

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

Bananas are often left for the first monkey America ever recovered alive after being launched into space.

A miniature city built by a single hunchbacked monk.

This pier made of ice and constructed over the Antarctic winter is used when the resupply cargo ships arrive in summer.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This space rock fragment is one of the only meteors to have ever struck a human.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

The terrified face of Henry Wells is etched on this garret window.

Home to drunken tower-climbing goats... seriously.