One woman's Viking Castle on Lake Tahoe.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Oldest building in California still in use.

In a city filled with Frank Gehry buildings, one stands out as one of the architect's weirder works.

Perhaps the most unique of any Frank Gehry design for one simple reason: Gehry himself actually lives here.

America's most famous piece of self-built architecture.

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

Resting place of Hollywood's immortals is also site of summer film screenings.

The legendary building that needed ghostly approval before being built.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

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

A giant Troll lurks under one of Seattle's oldest bridges.

"Girl in a Wetsuit" is what happens when a sculptor has to find a way around a 100 year old copyright.

A modernist landscape of water and sci-fi concrete.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

A beautiful young girl said to have been buried alive in her coffin…

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.