Appropriation-friendly collection of books, periodicals, and more.

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

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

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

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

The only theatre in the world constructed specifically for sound movement.

A huge musical instrument played by the ocean.

Over 4,700 miles of trees being planted to hold back the desert.

An unrealized dream to wirelessly electrify the entire Earth.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

One man's swirling six-acre monument of stone.

Century-old shop, specializing in Occult products.

Mysterious rocks that ring musically when struck.

100 massive sculptures in the Hudson River Valley.

A unique sculpture park that specializes in the huge and bizarre.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

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

The home of aviation trailblazers, in a remote corner of the big city.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

A Natural History and Science Emporium.

Unique antiquarian shop specializing in globes, maps, and prints.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

On this island, you suck away your garbage via an elaborate pneumatic tube system.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.