One of America's first spies started out as a teacher in this little red one-room schoolhouse.

The Connecticut village named for its subterranean thunder.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

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

A historic jail preserves etchings from over a century of incarcerated people in a town with a rough and tumble past.

At the turn of the 20th century, the Minnehaha County courthouse played host to sensational public divorce trials.

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

The secluded beach getaway from Wes Anderson's dreamy summer romance.

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

A poetic monument to the Scottish Parliament.

Take a dip in the world's largest mineral hot springs pool.

Even in death, he's still your huckleberry.

Creek water that starts here has a 50/50 chance of ending up in the Atlantic or the Pacific.

Derelict buildings are all that remain of a complex at the site of one of the worst mining disasters in Montana history.

At the time of its completion, it was the tallest dam in the world.