August 4th, 2008.
We were invited to the Expo of Water in Zaragoza 2008 in Peru, as part of the activities of the day in the Expo on the National day of Peru, by the UNESCO Chair in the URL. The book "Tipón: masterpiece of the hydraulic engineering of the Incan Empire” was presented. It counted on the presence of the head of the directorate of Environment of the Ministry of Outer Relations of Peru and commissioner of the Expo, Sergio Kostritsky; Vice-Director of the University Ramon Llull, Rosa Nomen; coordinator of the UNESCO Chair in the URL, Rosario Pastor; and the Managing Director of Culture in the National University of Engineering of Peru and Hydraulic Engineer Fernando Caller who made his presentation. He exposed how the Incas knew to synthesize the hydraulic achievements of their ancestors and he reflected how the Incan engineers were great connoisseurs in the handling and use of water. Tipón is declared an international historical monument of hydraulic engineering.
