Cliff (The Power of the Doctor)

The Thirteenth Doctor chose to regenerate on a cliff overlooking the sea, so that she could "take in one last sunrise". (TV: The Power of the Doctor) Once the regeneration was completed, the Fourteenth Doctor returned to the TARDIS and left shortly after. (COMIC: Liberation of the Daleks)

Behind the scenes
The shots of the cliff were filmed at on the  in Dorset. The usage of the landmark in the scene led to some controversy following the episode's broadcast. The script release specifies the location as Durdle Door itself, although this is never indicated on-screen.