Registration for the IRONMAN 70.3 Berlin starts on January 15th. The second edition of this international event is taking place on July 13th in the northern part of Berlin (district of Reinickendorf), close to the airport. The event center and the changing area is located on Greenwichpromenade at the shore of Lake Tegel where the swimming takes place (1.9 km). From there a spectator-friendly bike course (90 km) is winding through city streets and forest roads in three loops. The running (21.1 km) is happening on a 3-loop-course in the Tegel forest near Tegel harbor.