One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

The unbelievably opulent home built for an infamous newspaperman.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

San Diego's most historic and haunted home.

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

A collection of 20th-century automata, penny arcade games, and musical contraptions.

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

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

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

Towering basalt columns, a creation of fire and ice.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Limestone caves with spectacular showcase chambers.

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

An homage to everyone's favorite prehistoric cartoon family.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

A complicated contraption for telling time by the moon.

The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.

The most playful of the life-sized statues that make up Singapore's "People of the River."

The largest pool at its elevation sits on top of one of the most expensive resorts in the world.

Singapore's landscaping project is home to 18 incredible Supertrees.