The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

An eerie, decaying ghost town destined to fade into the forest.

An Irish Memorial commemorating those who perished due to potato blight.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

This abandoned subway station can still be seen on regular commuter trips.

A labor of love built by local hang-gliding enthusiasts, this ideal launch spot was outlawed by the authorities and has since been largely abandoned.

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

A "Titanic" superfan changed his name to Jack and set up this strange shrine to the blockbuster, complete with Korean food and Tarot readings.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

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

A faux European lane smack dab in downtown L.A.

A shrine to a skeleton saint in the city of angels.

An enchanted arts space which assumes infinite identities.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

This hilltop park offers magnificent views and a Frank Lloyd Wright masterpiece.

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

An L.A. traffic island where the faces of locals have been carved into massive granite eggs.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

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