Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

The king of U.S. high points towers over every other peak on the continent.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

Ancient human, animal, and geometric figures drawn in the earth.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.

Mining town from the late 1890s, once home to Calamity Jane.

A unique geological area spiked with wind-carved rocks that resemble teepees.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

The largest island on the great salt lake is home to curious creatures and strange stories.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

The location of the last stand of Charles Manson's doomsday cult.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

Even in death, he's still your huckleberry.

Formerly secret, precariously perched boulders.

Famous for its bio-luminescent inhabitants, known as "dismalites."

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.

The grave of Mary Nasson is shrouded by witchy legends.

This whimsical stacked cabin looks like something out of a children's book.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.