Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

This massive redwood tree has a hole in the base big enough to drive through.

Explore 10 acres of environmental sculptures.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

San Francisco's newly reopened hands-on science museum.

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

Towering basalt columns, a creation of fire and ice.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

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

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

Tiki luxury on Nob Hill.

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

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

San Francisco's most expensive hotel suite includes a secret passageway rumored to have been used by JFK.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

This conservation area is also home to many of the region's desert tortoises.

Recovered from the brink of extinction, at home in the Financial District.