The Calvine photo, taken in August 1990, had disappeared for 32 years before resurfacing. This photo is a copy of one of the original prints, kept by former RAF officer Craig Lindsay. Sheffield Hallam University/Craig Lindsay While the discovery and recovery of the photo have been a major breakthrough for UFO research, the identities of the hikers who took this photo — as well as the five others — remain unknown. There are countless picturesque walking and hiking trails all over Scotland, but the Dechmont UFO Trail in West Lothian is one of a kind. The whole purpose of publishing this story is hopefully to get either the photographers themselves or someone who knows the photographers, or knows something about the circumstances, to come forward and solve the mystery."

May 24, 2.20pm — Duns: Two green/yellow balls of light that look like a planet, visible after taking a photograph March 27, 11.40am — Glasgow: Three objects floating above each other, flashing bright white intermittently moving higher through clouds Retired RAF officer Craig Lindsay held on to a copy of the original pictures taken by the two hikers for 32 years, waiting for someone to ask about the case. David ClarkeMarch 25, 7pm — Aberdeen: Bright ball of light stationary before starting to 'dance' and then moved West to East dimming as it travelled As reported by The Mirror, 48 per cent of all documented sightings include photographic or video evidence, while a quarter were of a "star-like" objects or objects that flew across the sky. Other common sightings include that of "orbs", "spheres", and "cylinders". Because the photos had been taken in daylight with the surrounding countryside visible, MoD boffins could make some calculations about the mystery object’s size. TV show to probe famous Livingston UFO encounte". The Scotsman. scotsman.com . Retrieved 15 April 2015.

According to Newsweek, Clarke had been hunting for the Calvine photo for 13 years until, finally, he discovered that former Royal Air Force press officer Craig Lindsay still had a copy of it.The file is said to contain colour pictures showing what appears to be a 100ft spacecraft hovering over Calvine, Perthshire, in 1990.

Although Glasgow has more sightings than any other location in the UK, Edinburgh is also a UFO hotspot — with 14 sightings in the last two and a half years. Meanwhile, three sightings have been recorded in Aberdeen, including that of a "bright ball of light" that was "stationary before starting to dance". Sightings include a bright white orb spotted hovering above Edinburgh Castle, and an object "like a plane with no wings" flying high up with no vapour trail. When asked if he thought it might have been the International Space Station, the keen sky watcher responded that he has filmed the ISS before. and this was. something else entirely, he said: "I can only say from a previous sighting of the space station, that this was far too low in orbit to be the ISS and was moving at a strange speed." https://www.thescottishsun.co.uk/news/6143168/ufo-aliens-sighting-calvine-scotland-highlands-picture/ The area has been dubbed part of ‘The Falkirk Triangle’ and has been described as the UK’s hotspot for the extraterrestrial. Often locals can feel nervous about opening up about their experiences for fear of judgement but as we enter a period of curiosity, with the US Congress exploring the existence of alien life visiting our planet, residents are feeling more confident about opening up.Q4: Is it normal for files to be delayed 50+ years? Have you, the person replying to this request, ever seen this happen?