A suburb of west London in the London Borough of Hillingdon. Attractions include the Ruislip Lido and Ruilsip Woods. Bordered to the north by Eastcote, to the south by Northolt, and to the west by Ickenham and Uxbridge. This area, and much of west and north London was part of the county of Middlesex until 1965, when it ceased to exist, becoming only a postal region within London - Meaning that today Ruislip can be considered part of Middlesex or London, depending on the speaker. Close to Ruislip on the south side of Hillingdon sits London Heahtrow Airport.