in History Ancient Maya reservoirs contained toxic pollution: study (phys.org) Reservoirs in the heart of an ancient Maya city were so polluted with mercury and algae that the water likely was undrinkable. by What a Find June 28, 2020, 4:33 pm Visit Original Article cityGuatemalaMayaresearch Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Posted by What a Find Team Editor Whatafind.com