Ride on a fully-restored Nike nuclear-tipped missile elevator from the Cold War.

Concrete strongholds stand guard over the Golden Gate.

This lighthouse has been guiding shipping into the Golden Gate since before the American Civil War.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

A giant chess set, minus the psychedelic drug trip.

This rare vessel mixed luxury with labor before being converted to a museum and sometimes haunted maze.

The watery grave of an impractical idea.

A whimsical sensor instrument for Minneapolitans to play on their walks to work.

A bronze statue on a downtown corner honors Minneapolis's favorite career gal.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

After the musical legend's death, his memorial was mysteriously graffitied in gold.

Belly up to the bar in Cowtown, don't forget to buy some boots.

The largest underground pedestrian tunnel system in the U.S. mostly caters to the people working in the offices above, but provides a great, air-conditioned way to traverse the city.

The only airport with a people mover system designed by Walt Disney Imagineering.

A taste of Middle Earth, in the middle of the Bayou City.

Beer lover's can-covered house.

The world's tallest statue of an American hero.

Campus tradition says couples who walk beneath this enormous oak will stay together forever.

Resting place of the Texas A&M canine mascots, who watch the game from the grave with their own miniature scoreboard.