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

Hikers can still stroll beneath the long conveyer of this abandoned mining facility hidden in a West Virginia river gorge.

An homage to the pointers and retrievers that have long been a hunter's best friend.

An unknown Hall of Fame in Jackson, Tennessee.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

The secret city built by the Manhattan Project.

Toy museum in a former tavern is the expression of one man's life pursuit of the aesthetic power of cartoon imagery.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

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

One street divides a single town that stands in two U.S. states.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

The highest point in Virginia can only be reached by passing through ponies and flowers.

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

The 100-year-old public collection of a New Hampshire dentist that contains taxidermy, Native American artifacts, and a pair of mummy hands.

The largest arcade museum in the world chronicles the golden age of video games which ended promptly in 1987.

Home to the deepest rift anywhere on Earth.

Fascinating town where normal life interfaces with the occult.

Andy Griffith's hometown has made itself up to look like the fictional town of Mayberry.

America's post-nuclear-attack chambers of Congress.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

An overgrown collection of miniature buildings still stand as evidence of one couple's obsession with The King.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

A white oak with property rights.