De Havilland DHC-6 Twin Otter crash, Jun 14, 1986 (8 killed)
De Havilland DHC-6 Twin Otter accident on June 14, 1986 near Calgary, Alberta, Canada with 8 fatalities. Cause: Visual illusion: the high sun angle and...
- Date: June 14, 1986
- Aircraft: De Havilland DHC-6 Twin Otter
- Location: Calgary, Alberta, Canada
- Fatalities: 8
- Phase of flight: En route
- Cause: Visual illusion: the high sun angle and lack of shadow made the mountain appear farther away
A Canadian Forces CC-138 Twin Otter searching for a missing aircraft struck a mountain slope in Kananaskis Country about 75 km west of Calgary on 14 June 1986. All eight aboard were killed and the aircraft was destroyed.