This cave was hidden for thousands of years, storing the worldly goods of ancient Native Americans.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

These boots are made for selfies.

A boat ride through utter darkness, lit only by headlamps, reveals an emerald green pool locals believe is sacred.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

Artifacts fill the old headquarters of the hugely influential political movement to ban alcohol in the United States.

A monument to a Native American leader who was known for never breaking a promise and met his end after signing a deal with white settlers.

The largest earthwork effigy in the world.

The monument's pointy aluminum tip has been melted down by repeated lightning strikes.

"The Most Boring Road in the State."

Detroit’s downtown castle is one of the oldest structures in the city.

Featuring one of the most complete and original collections of Presidential memorabilia, this is the site of the last front porch presidential campaigns.

3,200-square-foot mural inside Dartmouth Library depicts the history of America with images of human sacrifice, ancient gods, and other unspeakable terrors.