One of the few surviving examples of the first lock and dam system built on the Ohio River.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

A humble plaque marks the site where the country music legend was found dead in his Cadillac.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

Take a steam-powered ride straight out of the past on this Appalachian rail line.

These rows of World War II-era bunkers were the scene of some of the infamous Mothman sightings.

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

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

The museum calls itself the "National Museum of the Paranormal" and is full of eerie oddities.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

This abandoned amusement park was built on a site with a dark history.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

The site of the first battle of World War II.

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

There’s a hidden military meme engraved on the World War II Memorial.

Reminders of the Battle of Berlin still scar the railway.

A rare example of this century-old British tank stands near the center of town in Ashford.

A faded reminder of what was once a common sight in London during the Blitz.

A vast personal collection of World War II artifacts unearthed over many years by a father-son duo.

The bronze uniforms commemorate the vital role of women during World War II.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

The first permanent memorial to a unique secret weapon of World War II.