Rubber Olmec Balls:  Cache of Rubber Balls found in Mexico Recently. If the above is true then I must say this...I know how the ancient Olmecs (means rubber or of the rubber tree) moved large stones (massive stone heads) and why they and the Mayans always had causeways in their cities! It has to do with the Rubber Balls that were developed long ago in Mexico when Latex was … [Read more...]