Ithyphallic symbols that were part of the fertility cult after the Tafí culture, ("Calchaquíes") The Los Menhires archaeological reserve is located in the town of El Mollar, in the department of Tafi del Valle, in the province of Tucumán, Argentina between 200 BC and 800 AD, made by man, prehistoric, rich metamorphic figure, geometric shapes, beginning of the Christian era, rock engravings