There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

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 closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

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

Eighty million natural history specimens call this gargantuan museum home.

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."

Kings Cross Station pays tribute to its role in Britain's best-selling book series.