Exhibitions Current Espacio Fundación Telefónica Itinerant Loans Past The City of Arts and Sciences. Valencia. SpainMarch 10 - December, 2016 Nikola Tesla: Ideas as Lightnings Etopia Centre of Art and Technology. Zaragoza. Spain November 19, 2015 - January 30, 2016 Hello? A brief history of telephony and more From 19 November, Zaragoza will be hosting an exhibition of selected items and equipment that have defined the technological evolution of telecommunications in Spain.