An enormous, inside-out glass globe built in 1935.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

A beautiful Victorian-era cemetery, complete with a miniature village.

A lonely beacon, precariously perched atop a remote sliver of rock.

The development and impact of electronic media showcased in a picturesque farmhouse in Maryland.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

Jurassic Park—A Still Life.

Eat burgers beneath gargantuan taxidermy and thousands of dollar bills in Utah's oldest continuously-operating bar.

This geothermal hot spring hides beneath a slowly growing mineral dome.

What's a diner from the 1939 World's Fair doing in a remote Utah mountain town?

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

In the heart of Brigham Young's promised land sits a festering plot of industrial ruin that has been claimed by society's outcasts.

An empty mine that some believe will suddenly be filled with fortune and treasures at the end of the world.

A small flooded ghost town with a few scattered structures remaining.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

Dig for your own trilobites in this goldmine of invertebrates.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

A hands-on traveling collection of the innovative devices of yesteryear.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

A prized globe signed by Amelia Earhart and Charles Lindbergh sits in the Brooklyn office of the American Geographical Society.