A library of rare occult books in Los Angeles.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

Rainbow-hued local gem in Venice.

Venue for strange sideshow displays and musical acts.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

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

A terrific purveyor of natural history objects and curios.

This Portland shop is brimming with natural wonders, local art, and handmade goods fashioned from recycled materials.

Delightful disarray of found objects and clutter.

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

The lost town of Neversink, sunk by New York City.

A once grand hotel is being retaken by the wilderness it once capitalized on.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

Endless rows of boxes of paper records line the hallways of the archaic federal facility where guns are traced.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

An unassuming secret door once led to a legendary watering hole.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

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

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

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