Cornwall

Cornwall was a county of England, and historically part of. (TV: The Stones of Blood)

Circa 16000 BC, a Tregannon survey team consisting of Sancreda and Scryfan landed at Cornwall. (AUDIO: The Spectre of Lanyon Moor)

Around 2000 BC, Cessair of Diplos arrived at Boscombe Moor using a segment of the Key to Time in the disguised form of the Great Seal of Diplos. She pretended to be a Celtic goddess, and was accompanied by Ogri. (TV: The Stones of Blood)

The First Doctor, Ben and Polly visited Cornwall in the 17th century. (TV: The Smugglers)

In the 20th century, the Fourth Doctor and Romana I arrived at Boscombe Moor, searching for one of the disguised segments of the Key to Time, and eventually found it in the possession of Cessair of Diplos. (TV: The Stones of Blood)

An archaeological dig at Lanyon Moor in Cornwall was investigated by the Sixth Doctor, Evelyn Smythe and Brigadier Lethbridge-Stewart. (AUDIO: The Spectre of Lanyon Moor)

Whilst travelling alone and still in the apparent possession of his memories, the Eighth Doctor stopped off in a Cornish village. (PROSE: Rip Tide)

During the War in the Medusa Cascade, Alan and Maria Jackson were in Cornwall. (TV: The Stolen Earth)

Behind the scenes

 * Michael Craze, who played Ben Jackson, was born in Cornwall.