J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

Go take a picture with the inventor of the daguerreotype photographic process.

World War II-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers.

Pennsylvanian mass grave and possibly mass murder.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

A friendly pub with a sordid past in cock fighting.

Dictionary Johnson’s favorite feline.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

Hidden in plain sight, this creepy sculpture watches from above.

Tucked behind New Jersey's abandoned Gingerbread Castle lie the eerie ruins of a once-flourishing paper mill.

Decrepit Victorian public lift is a white-knuckle ride.

One fisherman has used his love of pebbles and shore to create a crazy garden of rocky art.

Regency-era excess on the English Coast.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Marie told fortunes from her small stand on the Boardwalk for decades, including to a young Bruce Springsteen who would busk outside her booth.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

These tiny effigies are believed to represent victims of Edinburgh’s notorious Anatomy Murders.

The final resting place of soldiers' loyal canine companions.

A six-ton wedding present for the King of the Scots.

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

A book bound in the skin of an infamous criminal, along with countless other specimens.