▁areas ▁in ▁the ▁rest ▁of ▁the ▁parish . ▁ ▁The ▁area ▁also ▁includes ▁the ▁natural ▁areas ▁of ▁Cl if ton ▁In gs ▁and ▁Cl if ton ▁Back ies ▁and ▁Raw cl iffe ▁Lake . ▁ ▁History ▁ ▁On ▁ 2 7 ▁May ▁ 1 9 3 3 ▁an ▁air ▁circ us ▁visited ▁York ▁and ▁fle w ▁from ▁Raw cl iffe ▁me adow , ▁now ▁the ▁site ▁of ▁Cl if ton ▁Mo or ▁Ret ail ▁Park . ▁It ▁demonstrated ▁the ▁vi ability ▁of ▁the ▁area ▁for ▁a ▁commercial ▁air field ▁for ▁York . ▁In ▁ 1 9 3 4 ▁York ▁Corporation ▁comp uls ory ▁purchased ▁parts ▁of ▁Cl if ton ▁( With out ) ▁and ▁Raw cil ffe ▁and ▁on , ▁ 4 ▁July ▁ 1 9 3 6 ▁York ▁Municipal ▁Aer od rome ▁opened . ▁Before ▁the ▁out break ▁of ▁the ▁Second ▁World ▁War , ▁the ▁air field ▁was ▁managed ▁by ▁York shire ▁Air ▁Services ▁and ▁Country ▁Club ▁Ltd , ▁who ▁ran ▁a ▁flying ▁club ▁and ▁an ▁air ▁tax i ▁service , ▁but ▁no ▁scheduled ▁fl ights . ▁On ▁ 1 ▁September ▁ 1 9 3 9 ▁the ▁air field ▁was ▁requ is ition ed ▁by ▁the ▁government ▁for ▁military ▁use ▁and ▁was ▁renamed ▁R AF ▁Cl if ton . ▁It ▁was ▁host ▁to ▁a ▁flight ▁of ▁Wh itle y ▁Bom bers . ▁ ▁Following ▁an ▁upgrade ▁in ▁status , ▁the ▁air field ▁became ▁host ▁to ▁reconna issance ▁aircraft ▁such ▁as ▁the ▁West land ▁L ys ander ▁and ▁the ▁North ▁American ▁Must ang