Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

Less a museum than a bizarre fantasy world created by artists and engineers.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

Home to drunken tower-climbing goats... seriously.

This small Arkansas town once had a close encounter with the Beatles, and are determined never to let anyone forget that. Ever.