Mora–Siljan Airport or other airport) to central Stockholm takes over four hours, and the train takes slightly less for Mora. It is expected that the new Sälen-Trysil Airport opens in 2019, taking over the winter flights from e.g. Ängelholm. Mora–Siljan Airport Mora–Siljan Airport is located about 7 km or 3.3 NM southwest of Mora, Sweden. Its fixed-base operator (FBO), AB Dalaflyget, which also operates Dala Airport, consists of the municipalities of Mora, Falun, Borlänge and Dalarna County, in Central Sweden. "Dalaflyget" also provides air traffic control services. The 45 m wide runway and parking can accommodate Boeing 737-type airliners. Two flights operate
Siljan Ring by rocks of the Llandovery series (Lower Silurian). During the last ice age the area was covered by a thick icesheet. The bedrock was sculpted by the ice, with the softer Palaeozoic sedimentary rocks being preferentially eroded. These erosional hollows are now occupied by lakes Siljan, Orsa, Skattungen and Ore. In accordance with theories about abiogenic petroleum (that hydrocarbons can be formed without involving material from dead plants and animals), astrophysicist Thomas Gold suggested that there might be major deposits of oil and natural gas in the area. Drilling was carried out in the late 1980s and early 1990s but