Burlington, Wisconsin, has been the site of numerous UFO sightings for a century. The various spacecraft appear to shoot light, change shape at will, even write messages with their beams, though no one is sure yet what the messages mean, or to whom they're addressed. The sheer volume of sightings and encounters combined with photographic evidence definitely suggests alien spacecraft have targeted the area. Combine that with compelling first-hand accounts from credible witnesses and you have a fascinating mystery which demands solving.