One of the oldest and certainly best preserved Cistercian abbeys still in existence.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

A subterranean playground in an abandoned slate mine.

A modern English garden of eccentric beasts, follies, and oddities.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

360° views of the city plus five floors of optical illusions and hands-on science.

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."