Vitruvius, Giotto, Duccio di Buoninsegna, Cimabue, Leonardo. These are only some of Italy’s geniuses in whose art the golden ratio, also known as divine proportion, can be found. The same irrational number at the basis of the design of our ENESSERE Hercules Wind Turbine, a proportion that man has always associated with the perfection and harmony of shapes. A timeless harmony, uniting ancient and modern styles thanks to its common denominator of beauty.