Olympiacos CFP is the largest and the most popular Greek multisport club, based in Piraeus, Athens. It is the parent to 17 different competitive departments in football (soccer), basketball (Olympiacos BC), volleyball (Olympiacos SC), water polo (Olympiacos Water polo Club) and athletics, amongst others, which have won numerous domestic, European and international titles over the club's history. Olympiacos has the record of winning the treble in two different sports (basketball and water polo) and it is the only Greek club with European titles in 3 of the 4 most popular team sports (basketball, volleyball and water polo).