Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

A historic beacon built in the aftermath of the worst maritime disaster on the Great Lakes.

Shop of curiosities with a dinosaur museum tucked in its basement.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

In a quiet north Chicago neighborhood rests a stunning relic of the golden age of earthenware design.

No one knows how many bodies are in this vault in a Chicago public park.

Instead of hoofing it up steep stairs, residents can hitch a ride on this private lift.

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

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

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

The private clubhouse for the members of the Academy of Magical Arts.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The only rotating bar in New Orleans has been slowly spinning since 1949.

The second oldest continuously operating bar in Louisiana.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

A snapshot of the city's fascinating voodoo culture.

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

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

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