This life-size bronze statue remembers the tallest recorded human in his Illinois hometown.

Decades before the scandal, this staircase on the river was a literal "water gate."

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

The poet’s boyhood home is now dedicated to celebrating his life and legacy.

Today this bizarre rooftop phone booth seems like a piece of kitsch but it was once used to spot disastrous storms.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.

Julia Buccola Petta's body was peculiarly well-preserved when it was exhumed six years after her death.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

A student driver's nightmare.

An incarceration museum on the spot of possibly the oldest prison in England.

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

A million and a half tons of earth were used to create one of the world's largest land sculptures.

A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

The fountain marks the area where hundreds of accused witches were burned at the stake.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

The sign at the garden gate reads: "These Plants Can Kill."

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

A winding path built in secret on the edge of the continent.