The wreckage of a World War II bomber is hidden high in the Colorado wilderness.

An annual festival celebrating Colorado's most famous frozen corpse.

According to local legend, a tree grew from the stake that killed this alleged vampire. In reality, he probably died from influenza.

This restored farmhouse is a time capsule of a 19th-century Colorado homestead.

This now-abandoned outcrop is an important Native American spiritual site, overtaken by European settlers and mining pollution.

A monument to the King's final show, complete with a time capsule.

A chapel built by Italian POWs during World War II tells a forgotten tale of the war on the home front.

Learn about the last river many crossed to find freedom from slavery in the United States.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

This dig site outside D.C. is known for its exceptionally high density of baby dinosaur fossils and dinosaur eggs.

The trials and tribulations of marking Poe's grave.

Eighteen miniature death-scene dioramas.

A priceless collection of the Nation's cryptologic history.

The overgrown remains of one of the premier auto-racing speedways in the Midwest—and also one of the most deadly.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

All that's left of the quintessential "cabin in the woods."

While knives are the main feature in this store, visitors will also find dinosaur bones and meteorites.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

A psychedelic tribute to one of Georgia's most unique artistic visionaries, out of place and time in the heart of Atlanta.

Wallabies live naturally on this Irish island.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The perfectly named cave drop is the deepest in the continental United States, almost matching the height of Seattle’s Space Needle.

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

A natural sandstone bridge hidden in the Sewanee forest.