A church that bred legends, and served as an inspiration for the Da Vinci Code.

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

The most loyal of little dogs, or a Victorian era publicity stunt?

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

Protecting the dead from opportunistic body snatchers.

One of Ireland's most infamous prisons for rebels including men, women and children.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.