The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

The small first-floor apartment where the author wrote her Pulitzer Prize-winning book 'Gone with the Wind.'

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

The fantastic charm of England's oldest botanical garden has made it a place of writerly inspiration for centuries.

A museum dedicated to Nantucket's legacy as the "graveyard of the Atlantic."

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

An old bank vault in Atlanta is now the eternal shrine to the King of Rock and Roll.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

The ruins of an ancient Roman tomb hidden in the basement of a trendy clothing store.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

A unique botanical garden housed in three giant geodesic domes.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

The birthplace of Appalachia's only first lady, who some have dubbed the United States' "first female president."

This circus town museum recognizes the outstanding clowns of history.

Coca Cola may be "the real thing" but its inventor, buried at this Georgia gravesite, called it a "valuable brain tonic."

"X" marks the spot of an echo chamber in the middle of a plaza.

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

This hidden sculpture garden full of Wild West art is one of San Antonio's best-kept secrets.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.