The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

Despite being burnt down multiple times, the ruins of this South Carolina church are still standing.

The location of Puerto Rico's first water bottling plant, thanks to a collaboration between Mother Nature and technology.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

An abandoned relic of the city's failed experiment with below ground transit.

The remnants of an early American attempt at missile defense.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

A crumbling hospital from the 1850s on Roosevelt Island.

The abandoned remnants of a little sanctuary for world peace that fell into disrepair.

This amazingly preserved Gold Rush town is a historian's dream.

This abandoned prison castle has become an imposing gallery of graffiti art.

A Beaux-Arts triumph rises from decades of decay to become the heart of a new innovation district

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

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

During the 1990's nearly all of the world's LSD is thought to have come from the operators of the lab once located in this missile silo.

See just what life was like in a 19th-century prospecting town.

This former luxury resort in Kaua'i is now an abandoned relic.

The beauty of urban decay, hiding some dark secrets.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.