The remains of a century-old mansion that met a fiery demise years after it was deserted.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

A historic grist mill and active sluice on the Black River.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

An historic lighthouse accessible via a half-mile walk through a nature preserve and freshwater tidal wetlands.

A winding, cliffside stretch of road overlooking the Delaware River.

Come for the history lesson, stay for the mule-pulled boat rides.

The final resting place of Harriet Tubman and other famous historical figures.

Opened in 1947, this is the oldest continuously-operating drive-in theater in New York.

A near tragic event on this bridge helped inspire the classic film "It's a Wonderful Life."

This statue commemorates the meeting of the most influential minds of the women’s rights movement.

A rusted blade sticks out from the trunk of this tree, left as a memorial to a young man who left to fight in the Civil War but never returned home.

This Seattle store is packed with all sorts of curious creatures and creations.

A vinyl-lover's Shangri-La.

A reproduction of a giant humanoid "fossil," a hoax buried locally for construction crews to find and gain national attention.

A six-story treehouse offers spectacular views of New York's Finger Lakes region.

This local landmark is home to art galleries and the area's only community darkroom.

Abandoned blast furnaces are an enduring reminder of Scranton's once booming iron business.

This national landmark is also home to a massive treehouse.

A candle shop hiding a haunted basement once used as a monkey research lab.

It's common to find the famous science communicator's grave adorned with pale blue marbles.

In the 19th century, this canal provided power to mills, machine shops, and other businesses in the area.

Once the world's largest reinforced concrete structure, this abandoned bridge now beckons urban explorers.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."