One-of-a-kind museum inside the first Boeing 747-400 ever made.

Half a century after it was abandoned, this ghost town is coming back to life.

The ruins of a medieval castle that once belonged to one of the most powerful families in the Netherlands.

The Dead Sea Scrolls were discovered in the ruins of this ancient monastic community.

Pause in an abandoned hydroelectric station, now overrun with wildlife, to consider a thought-provoking poem.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

Maine's oldest diner also happens to win acclaim for its elevated comfort food.

Hidden deep within New Jersey Pine Barrens is a massive graffiti wonderland.

This once sprawling resort now sits abandoned, filled with graffiti and vibrant colors from an era long passed.

The macabre paintings created by famous suicide proponent Jack Kevorkian, or "Dr. Death."

Around 160 years ago, this spot marked the location of a wharf along the shores of the Charles River.

A red brick monolith is all that remains of New England’s first commercial brickyard.

The largest collection of historic military firearms in the United States.

The poems Nathaniel Hawthorne and his wife Sophia etched into its windows are still visible today.

A 19th-century smallpox cemetery is being reclaimed by scrub forest and sand dunes.

This exhibit is one of the largest and most well-preserved collections of Jurassic-era trackways in the United States.

This historic patch of real estate offers a glimpse of colonial Boston.

The oldest tavern in Lowell has dedicated fans of its fan.

A monument to the Mohawk people stands along an old Native American trade route.

The ruins of one of the first railroads in the U.S. lie hidden within a neighborhood cul-de-sac.

One of the largest public collection of historic armored and military vehicles in North America.

Site of the creepy house used in Lucio Fulci's "The House by the Cemetery."

This classic red schoolhouse is said to have been where Mary and her little lamb went to school.

The oldest living cultivated fruit tree in North America.