Olympiad beginning on the opening of the Olympic Games for the summer sports. The first modern Olympiad began in 1896, the second in 1900, and so on (the 31st began in 2016: see the Olympic Charter). The ancient and modern Olympiads would have synchronised had there been a year zero between the Olympiad of 4 BC and the one of 4 AD. But as the Gregorian calendar goes directly from 1 BC to 1 AD, the ancient Olympic cycle now lags the modern cycle by one year. An ancient Olympiad was a period of four years grouped together, counting inclusively as
Arts Olympiad Olympiad to participate. The festival includes over 50 performances and many art-related workshops. It also has sessions for the winners from different countries to co-create artworks with many adult artists. Before the event, the Arts Olympiad winners from Washington, D.C. are asked to be ambassadors for the festival and exchange emails with international winners to welcome to the festival. The international winners are welcomed to the host families around the Washington area. Children share ideas and work together during the three-day festival. On the last night of the festival, the celebratory dinner is held with all guests dressing in national