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

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

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

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

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

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

A crumbling wizard is one of the final reminders of a roadside Middle Earth.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

Venture into the hideout of one of Hong Kong's legendary pirates.

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.

A spiritual retreat in the heart of Los Angeles offers stunning gardens and a labyrinth to lose yourself in.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

The celebrated eyesore created by starry-eyed sweethearts.

The longest hedge maze in the world.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

These fantastically named natural pools look like something out of a Scottish myth.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

A Hawaiian stairway to heaven—that you can't climb.

A beautiful geyser under environmental threat.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.