Hessdalen, Norway — the lights that have been on RADAR for 40 years and still nobody knows

This is the one I send to skeptics because it's not just eyewitness woo. Hessdalen valley, rural central Norway, about 62.8N. Lights have been reported there since the 1930s but it went nuts around 1981-84 — locals seeing glowing orbs, sometimes hovering for over an hour, sometimes ripping across th……