
Peter McKinstry’s initial concept illustration of Gallifrey’s Citadel, as described in the script for The Sound of Drums (2007).
“All the legends of Gallifrey made it sound so perfect,” says Captain Jack Harkness (John Barrowman) in the 2007 episode The Sound of Drums. “Well, perfect to look at, maybe,” replies the Doctor (David Tennant). “And it was. It was beautiful. They used to call it the Shining World of the Seven Systems. And on the continent of Wild Endeavour, in the mountains of Solace and Solitude, there stood the Citadel of the Time Lords...”

How the sequence featuring the Citadel, and the uncredited Time Lord, appeared on screen.