What is opap arena?

OPAP Arena is a multi-purpose indoor arena located in the city of Athens, Greece. It is primarily used for basketball and volleyball sporting events and is the home stadium of Panathinaikos BC and Panathinaikos VC. The arena was completed in 2004 and can seat up to 18,989 spectators for sporting events. It is owned by the Greek Lottery and game operator OPAP Group, which also owns the naming rights to the arena. The building also has been used to host other major events like concerts, trade shows and conventions.