A house built from trash known as the poor man's Hearst Castle.

The liveliest ghost town in the state.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

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

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

A psychological self-portrait in the form of a giant, segmented head.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

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

Home to the "Circus" trees created by Axel Erlandson.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

Home to items never before seen by the public.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

San Francisco Bay's ghost town.

A reproduction of earth's many biomes.

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

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

First a horse rendering plant, then a 19th century landfill, this beach is full of glass from thousands upon thousands of broken bottles.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

Where beautiful signs live on forever.

Explore 10 acres of environmental sculptures.

One man's homage to the sun continues to grow like a glass fractal.