Sion Airport PC-6, Pilatus PC-7, Pilatus PC-9 and Pilatus PC-21 as well as helicopters it uses Sion intensively with the fighter jets F/A-18 and F-5 Tiger. It is the home base of the militia pilot unit Fliegerstaffel 19 Swans with F-5E. Sion Airport is, at both ends of the runway, equipped with retractable arresting gear devices (used by the F/A-18 and in case of a problem by the F-5). Because of the redimension of the Swiss Air Force it is planned that the Air Force will leave Sion after 2017 and Sion will be used by civil aviation only, acting only as
Burchard of Mount Sion Burchard of Mount Sion Frater Burchardus de Monte Sion or Burchard of Mount Sion in English and Burchard de Mont Sion in French also wrongly called Brocard or Bocard, was a German priest, Dominican friar, pilgrim and author probably from Magdeburg in northern Germany, who travelled to the Middle East at the end of the 13th century and wrote his book which under the title "Descriptio Terrae Sanctae" or "Description of the Holy Land" is of "extraordinary importance". It is the most detailed account of the Holy Land to have come down to us from the thirteenth century and is