Strange structure in Chad, surrounded by black sand. I still don’t quite know what it is. #EarthArt https://flic.kr/p/QN9bCQ #Proximapic.twitter.com/YsT3jwbsG2
samedi 25 février 2017 à 11:45Strange structure in Chad, surrounded by black sand. I still don’t quite know what it is. #EarthArt https://flic.kr/p/QN9bCQ #Proxima pic.twitter.com/YsT3jwbsG2