All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

You can spend the night as an honorary lighthouse keeper in this quaint, historic beacon.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

This Rhode Island mansion was a stand-in for the exteriors of Collinwood in the original "Dark Shadows" series.

A diorama of the Civil War, fought by cats.

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

A museum dedicated to the history & joys of the trail & your best chance to see hikers throwing up ice cream.

Yo, Adrian!

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The modest childhood home where the baseball legend and Yankees star learned to hit from both sides of the plate.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

When you can afford only half a road, you build only half a road.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

Nature's biggest mammal swims in landlocked Oklahoma.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

One man's quest to save his town with a trail of record-breaking sculptures.