This downtown Dallas art installation is always on the lookout.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

Mysterious glowing orbs float through the desert night.

A Prada store in the West Texas desert that is never open for business.

Fantastic collection celebrating the final send-off.

A modernist landscape of water and sci-fi concrete.

A steeple in the shape of a golden hand pointing straight up commemorates Zebulun Butler, the first full-time pastor of this Mississippi church.

This racially troublesome eatery thought a new coat of paint could erase its offensive connotations.

Booker T. Washington's home at the Tuskegee Institute was a gem of splendor.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

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

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

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

A miniature city built by a single hunchbacked monk.

This architectural triumph is the only Frank Lloyd Wright house in Alabama.

One person’s lost luggage is another person’s treasure.

Florida’s half-sized replica of the Vietnam Veterans Wall.

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

A luxuriant botanical garden below sea level.

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

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

This railroad and oil tycoon's lavish estate now stands as a time capsule of the Gilded Age.