Rio Marañon #10: Dams and Regrets

Rio Marañon #10: Dams and Regrets

Mid-morning on New Year’s Day, we arrived at Amazon Cavern, which is reminiscent of Redwall Cavern in the Grand Canyon on the Colorado River. It is a sandy-floored alcove big enough for a crowd of people to play Frisbee in, but the rock is…