HawthornThe Unusual Earth Orbit Circling Above Our Ancient Past | Roger G. Gilbertson | TEDxColoradoSprings Posted on February 10, 2020February 10, 2020 by thehawthorn 10 Feb The Unusual Earth Orbit Circling Above Our Ancient Past | Roger G. Gilbertson | TEDxColoradoSprings EMBED A VIDEO (Optional):
