Summary: A series of ring-shaped ditches in the Brazilian Amazon shows that a sophisticated civilization once existed in the rainforest. Could it have been the mythic city of El Dorado? Or is it linked to similar religious sites in the Andes Mountains? Or perhaps the work of ancient aliens? Sponsors! Sacred Lies - Click on the ‘Facebook Watch’ icon or follow the Sacred Lies show page for new episodes on Fridays. Madison Reed - Get 10% off plus Free Shipping on your first color kit at Madison-Reed.com with promo code: UNEXPLAINED.
