The tea room that pushed the boundaries of adorable straight into...we can't find the words.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

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

An eclectic trailer park retreat in the middle of the California desert.

This Los Angeles animation studio is keeping the wonder of stop motion puppetry alive.

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

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

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

The ghost town that ended up on Ebay.

Tiki luxury on Nob Hill.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

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

Historic marionette theater features thousands of handmade puppets and free cups of ice cream.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

Canyon walls shrouded in ferns.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

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

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

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.