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

A collection of huge Pre-Colombian structures in Alabama.

This space rock fragment is one of the only meteors to have ever struck a human.

One street divides a single town that stands in two U.S. states.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This pun was simply waiting to come to life, and one defense contractor made it so.

A futuristic temple of light uses prisms and rainbows to create an atmosphere of peace.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

Museum houses an impressive display of the origin and artistry from the now-quaint invention's history.

This stately building in Alexandria, Virginia was built by Freemasons to honor one of their most famous members.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.