Sion Airport alternate airfield for the Air Force. Sion Airport Sion Airport (Military: LSMS) is the airport of the city of Sion, Switzerland and is located 2.5 km southwest of Sion city in the Rhone Valley. The airport opened in 1935. The following airlines offer seasonal and charter flights at Sion Airport: The nearest larger international airport is Geneva Airport, approx. to the west, while the smaller Bern Airport is equidistant to the north. The Swiss Air Force uses Sion as one of their four jetfighter air bases, the others being Payerne, Meiringen and Emmen. It is known as "Flugplatzkommando 14 Sion".
Sion Mills of Finn") or "Sidheán" (also spelt "Síodhán" and "Sián", meaning "fairy mound"). The second part of the name is the English "mill". Sion Mills was laid out as a model linen village by the Herdman brothers, James, John and George. In 1835 they converted an old flour mill on the River Mourne into a flax spinning mill, and erected a bigger mill behind it in the 1850s. However, nearly everything in Sion Mills today was designed later, in the 1880s and 1890s, by James Herdman's son-in-law, the English architect William Frederick Unsworth. Sion House, a half timbered Elizabethan style mansion