The marble facade hides a little-known medical museum with early surgical instruments and rare copies of canonical texts.

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

A submerged archeological park still holds the wonders of a Roman Sodom.

Ozymandias’ time-keeping temple.

Tropical paradise strewn with hundreds of World War II wrecks.

Venice's "Island of the Mad."

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

A collection of objects supposedly singed by the hands of souls in purgatory.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.