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Access
Gondola http://www.mythenregion.ch/sommer/region/rotenflue/
Rules
Hmax: 2750m
Airspaces in Switzerland are a tough subject, get all the info you can get before flying: http://www.flyland.ch.
DABS (active danger areas etc): https://www.skybriefing.com/portal/
Airspace map of the region: https://map.geo.admin.ch/?zoom=4&bgLayer=ch.swisstopo.pixelkarte-farbe&layers=ch.bazl.segelflugkarte&lang=de&topic=ech&E=2695984&N=1208225&crosshair=marker