This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

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

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

The subtle science of a master molecular gastronomist.

A modern mechanical planetary system, part of a 10,000 year clock.

Historic funicular railway, believed to be the shortest railroad in the world.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

A library of rare occult books in Los Angeles.

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

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.

A rare view of a preserved Victorian science museum.

A hand-built folk art installation covered with messages of God's love.

Eighteen miniature death-scene dioramas.

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

Resting place of Hollywood's immortals is also site of summer film screenings.

This shop specializes in oddities and Victorian-inspired wonders.