South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

Vintage cars and motorcycles race for glory in a throwback motorsport celebration on the Jersey shore.

Where thousands of slaves passed through the "Door of No Return."

The crash of this great airship signaled the beginning of the end for dirigibles.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

Home to items never before seen by the public.

"Call for the doctor, call for the nurse... Vote!! said the lady with the alligator purse."

One of the last taxidermists in New York City.

Teddy Roosevelt’s famous “midnight ride to the presidency" started at this small lake high up in the Adirondacks.

A museum now occupies the mansion in Samoa where the prolific Scottish writer chose to spend the last years of his life.

The remains of a enormous earthen figure of unknown origins cuts across a rural Wisconsin road.

Near Birmingham, England three and a half miles of top-secret tunnels housed a World War II “shadow factory” and a Cold War nuclear bunker.

Monument to a brutal, ineffectual US bombing campaign and a sobering reminder of the human cost of the Vietnam War.

The prison where Hitler wrote "Mein Kampf," and 278 Nazis were later executed for war crimes.

Every plane, auto, and bicycle in this collection is kept in working order and are regularly demonstrated to the public.

This museum holds a fully-functional replica of the "Turtle," the first American submarine ever built.

Lured here by the promise of tens of thousands in gold, Jesse James started a quintessentially American trend of robbing trains in-motion.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

One of the world's few mounted blue whales, its jaws are hinged open allowing visitors to descend into a lounge.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

A legendary speakeasy bookstore returns from the brink.

The southernmost Anglican cathedral in the world has whale bones standing in its yard.

A herd of 150 bison live on California's Santa Catalina Island and are at the heart of an ongoing debate between environmental protection and economic expansion.