On December 21, 2020, Spiro Mounds Archaeological Center will be hosting guided walks to share about the winter solstice and how prehistoric American Indians dealt with the changes in the seasons. Archaeologist and manager Dennis Peterson will lead guided tours starting at 11 a.m., 2 p.m., and 7 p.m. Each walk will take about two hours and require a mile of easy walking. The pace of life today is so rushed and hectic that the natural rhythms of the sun,…