Look closely and you’ll notice that the color changes a third of the way up the tower.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

San Diego's most historic and haunted home.

A second generation sun-powered marvel lights up the night.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

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

Quite simply the largest tree in the world (by volume).

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Breathtaking and huge 430 year old maps of Italy.

If you want to talk to the Pope you will have to stare down this surreal vision of Jesus rising from a nuclear hell.

Historic funicular railway, believed to be the shortest railroad in the world.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

This replica of the Greek structure is in the heart of Nashville.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

100 year tradition of fist fights, marked by marble footsteps.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.