Parc Royal (Parc de Bruxelles / Warandepark) is the largest urban public park in the center of Brussels.
The music kiosk - built in 1841 - is an excellent location for contemporary music events, including Electronic Garden.
Metro 1 and 5: Parc
Metro 2 and 6: Tron
Car: park in front of Palais Royal or Rue Royale