Sightings (TV Series):
“Silent Vulcans” (Sci Fi Channel)

This episode deals with the many sightings of triangular shaped UFOs that occurred over the UK in the 1990s:

http://www.youtube.com/watch?v=3lnlqL7P3cQ

This Sightings episode was broadcasted in the U.S. on 7 November 1996.

The late Graham Sheppard,
British Commercial Airline Pilot &
UFO Researcher