Clean, cold drinking water flows from a nondescript pipe in a roadside rock face.

Considered by many to be one of the most dangerous highways in Alaska.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

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

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

This 1,500-acre development hopes to be the Central Park of the South.

Once one of the largest producers of pig iron in the world.

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

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

An eerie smiling woman looms above the granite tombstones.

"X" marks the spot of an echo chamber in the middle of a plaza.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

A tribute to Ponce de Leon's supposed quest for eternal youth.

St. Augustine's record-setting narrow street was designed to protect against pirates.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.