Outside the Missouri Quilt Museum, this large spool has more than one million yards of thread—and counting.

In British Columbia, a unique microclimate has allowed these trees to live much longer than they usually would.

Striking images of New Orleans history, including colonizers, soldiers, Klansmen, scientists, sharecroppers, and more, are depicted in frescoes that line the walls of this transportation hub.

The final resting place of the man who played the Invisible Man.

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

This unique piece of land is home to a patented artificial lake and the remains of an old Girl Scout camp.

The early 20th-century home features cutting-edge technology of the day, such as ammonia refrigeration and needle showers.

Of all the unique artifacts inside this library, a mummified hand stands out among the others.

Artifacts from a battleship sunk at Pearl Harbor displayed in the Capitol building of its namesake.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

The secret city built by the Manhattan Project.

The birthplace of both the Atomic Age and Godzilla, and the namesake of the bathing suit.

"Not too many people can say they've had a nuclear bomb dropped on them, not too many would want to." — Walter Gregg.

An enormous concrete structure built over a nuclear crater.

The largest man-made crater in the U.S. marks the spot where we once tested mining with nukes.

The site where a nuclear bomb was lowered over 8,000 feet underground and detonated as an experiment in natural gas extraction.

A picture-perfect town, perfect for blowing up.

The contents of this safe survived a 37-kiloton nuclear bomb.

On October 26, 1963, a 12-kiloton nuclear device was detonated here in granite some 1,211 feet below the ground surface.

Twice a year, visitors can tour the desolate site that birthed the Atomic Age.

A facility built in 1992 for an underground nuclear test remains in place today.

The nearly 120-year-old piece of pork wears a brass collar and was once a man's "pet ham."

This museum celebrates a legendary railroad photographer whose personal life was as dramatic as his photos.

A full-service gas station known as the oldest in America.