Greg Fewer has argued that archaeological techniques should be used to evaluate alleged UFO landing or crash sites, such as Roswell.

The supposed UFO landing and abduction site was in full view of two 24-hour toll booths, and neither operator saw anything that night.

Carp was the site of an alleged 1992 UFO landing.

Cooper also described film that he saw at Edwards Air Force base in California in 1957 of a UFO landing.

They looked like the meaner, bigger brothers of those skinny little aliens that turned up on TV specials about government-concealed UFO landings.

It is close to standard musical pitch of B3 (approximately 246.94 Hertz) and has been compared to a "UFO landing".

New Mexico police officer Lonnie Zamora, witness to a UFO landing.

They believed the government was covering up knowledge of UFO landings.

This would be very, very exciting - as exciting as, say, a UFO landing!

It is his account of what happened next which has fuelled rumours of a UFO landing.