Once the future of underwater combat, this old sub is now open for visitors to muck around in.

America's oldest archaeological site or a muddled case of wishful thinking.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

The alley connecting two of country music’s most historic venues has a rich history of its own.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

This replica of the Greek structure is in the heart of Nashville.

Colorful clay cliffs tower over an unofficial nudist beach on Martha's Vineyard.

The oldest platform carousel built in the United States continues to delight children in Martha’s Vineyard.

This candy-colored storybook village originated as a 19th-century Methodist campground.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Decades before the Salem Witch Trials, two Connecticut women were executed for alleged witchcraft.

Public outcry led to this bridge's unique character which celebrates a giant frog battle and also sewing.

A parade of antique steeds offers a quirky ride through history.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

This small-town pizzeria won the Hollywood lottery.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

The land is home to swimming ponies and a legendary 18th-century treasure.

A 131-year-old wunderkammer of Texas history.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

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

Tiny historical streetcars wind through a small scale version of Crescent City in this whimsical train garden.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.