Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A building so large that it has its own weather.

A vertically floating hemlock controls the waves and weather at Crater Lake.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A museum dedicated to the history and exploration of both popular music and science fiction.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

Home of Howard Hughes' Spruce Goose.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

The magic's in the hole!

An astounding collection of medical specimens, including bits of President Lincoln.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

The site of the climactic scene from the classic horror film is now a historic landmark.

At 207 feet, one of the world's longest continuous escalators.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

Community bookshelf of 25-foot-tall book spines.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

Lone survivor from Custer's Last Stand forever preserved.

These pretty kitties killed and ate as many as 135 railway workers.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

A fitting attraction for the corn capital of the world.

Massive still life just off the highway in Kansas.