Which of these British TV crime dramas is set furthest from Scotland Yard, London?

Scotland Yard (officially New Scotland Yard) is a metonym for the headquarters building of the Metropolitan Police, the territorial police force responsible for policing 31 of the 32 boroughs of London. The TV show that is set furthest from Scotland Yard is 'Death in Paradise' which is filmed on the French Caribbean island of Guadeloupe.

'Death in Paradise' is a British–French crime drama television series created by Robert Thorogood, starring Ben Miller (series 1–2, guest series 3 and 10), Kris Marshall (series 3–6), Ardal O'Hanlon (series 6–9) and Ralf Little (series 9–present). It is broadcast on BBC One in the United Kingdom, France 2 in France, PBS, Ovation (American TV channel) and Britbox in the United States and Canada. On 7 January 2021, the BBC announced that the show had been recommissioned for a further two series (11 & 12), ensuring the programme will air until at least 2023. In July 2021 a feature-length Christmas edition was announced for December the same year.

'Life on Mars' is a British television series broadcast on BBC One between 9 January 2006 and 10 April 2007. The series is set in Greater Manchester.

'Heartbeat' is a British crime drama series, and ran from 1992 until 2010. The series is set during the 1960s around real-life and fictional locations within the North Riding of Yorkshire.

'A Touch of Frost' is a detective series which ran from 6 December 1992 until 5 April 2010, set in the fictional southern England town of Denton.