Locations > Tennessee > Clarksville Clarksville, Tennessee UFO Sightings Clarksville, Tennessee, Lights UFO Sighting - Noticed red blinking lights in the sky flying strange triangle shaped craft no noise seemed to disappear then reappear in a different spot. Video does... 09/21-2021 Clarksville, Tennessee, Lights UFO Sighting - I was traveling home on I-24 from Springfield to Clarksville and I noticed a group of white lights in the sky moving at a high rate of speed they were... 09/05-2020 Clarksville, Tennessee, Disc UFO Sighting - I saw a UFO when I lived in Clarksville 20 years ago. It was the spring of 1995 and I was driving home very late at night, around 1 am. I spotted a br... 03/08-2015       Submit a UFO sighting for Clarksville, Tennessee: When did this happen (optional):