Icosathlon Decathlon, held in Delft, Netherlands. The 2015 event was held 19-20 September. The last European Championships were held on 6 and 7 September 2014 in Lodi, Lombardy, Italy (near Milan). The upcoming European Championships was held from 27-28 August 2016 in Cambridge, England. The 2017 event was held in Turnhout, Belgium and 2018 in Delft, Netherlands. The 2019 event will be held in Helsinki, Finland. Icosathlon The icosathlon, also called the double decathlon, is an ultra multi-event of track and field competition consisting of 20 events contested over two days. There is an extra rule, that each day should contain
Solar Decathlon Airport to downtown Union Station. In addition to the competition, Solar Decathlon 2017 also featured a sustainability expo, professional development and consumer workshops, and middle-school education events. Open to the public and free of charge, the Solar Decathlon allows visitors to tour energy- and water-efficient houses, and gather ideas to save energy and conserve water in their own homes. The Solar Decathlon 2017 competition was presented by DOE and administered by Energetics, Incorporated, a subsidiary of VSE Corporation. Previous competitions were administered by the National Renewable Energy Laboratory (NREL). Since the first competition in 2002, the Solar Decathlon has expanded