Worlds Last Airworthy Sea Vixen Crash. May 29, 2017 19:44:27 GMT 1 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by steven on May 29, 2017 19:44:27 GMT 1 Hi,I just read that the worlds last airworthy De Havilland Sea Vixen had to do a wheels up landing on Saturday at Yeovilton due to a hydraulic problem.en.wikipedia.org/wiki/De_Havilland_Sea_Vixen