Hoisted high atop Edinburgh, as if monitoring the city below, Edinburgh Castle is not only one of Scotland's most recognized landmarks, but one of the country's most-visited attractions.

Hoisted high atop Edinburgh, as if monitoring the city below, Edinburgh Castle is not only one of Scotland's most recognized landmarks, but one of the country's most-visited attractions.

The castle then served as the main base for the British army in Scotland until 1920. A UNESCO World Heritage Site since 1995, ...