Eco-friendly island mansion.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

This Rhode Island mansion was a stand-in for the exteriors of Collinwood in the original "Dark Shadows" series.

The oldest still-operating tavern in the United States was once owned by a pirate.

Oldest synagogue in the United States.

Mysterious stone tower featured in many alternative histories of the New World.

Dedicated to the explorer who opened Japan to the West.

An ode to Japanese artist Hokusai, with a bit of a comical twist.

A single light illuminates one man's overshadowed contributions to street lamp history.

The second oldest Jewish graveyard in the U.S. is tiny, with connections to George Washington and Henry Wadsworth Longfellow.

Designed to not only to represent the history of the local community but also, the future.

The lighthouse is on a island which is connected to another island, which is connected to another island, which is connected to one of the largest islands in the world.

In 1977, an eccentric book lover formed a micronation for book lovers.

A Victorian park cemetery, standing on the site of what was once the Great North Wood.

Murals of the wild parties once held on the frozen River Thames.

A hands-off space for graffiti artists to hone and display their skills.

This iconic Peak District ridge was once one of the busiest roads in medieval Britain.

The patches of trees pay tribute to Queen Elizabeth II.

A headstone notes where the most famous of Robin Hood's legendary Merry Men is reportedly buried.

Semi-precious Blue John stones have been mined in this cavern system for centuries.

This woodland architectural installation acts as a camera obscura for the heavens.

Between 1930 and 1946, a tobacco farmer laid his beloved horses and mules to rest in this small patch of pine forest.