O2 World Hamburg (stylised as O2 World Hamburg and originally Color Line Arena) is a multi-purpose arena in Hamburg, Germany. It opened in 2002 and can hold up to 16,000 people. It is located adjacent to the football stadium Imtech Arena and the new Volksbank Arena in the Bahrenfeld district. It is among the most modern arenas in Europe.
The arena opened in November 2002, Halle is 150 meters long and 110 metres wide and has an elevation of 33 metres. The maximum capacity of the Hall is 16,000 visitors at sporting events by eliminating the Interior places 12.947. Construction costs totaled approximately 83 million Euro. The construction of the stadium was funded by the Finnish entrepreneur Harry Harkimo and between the city of Hamburg, the Harkimo the land for a symbolic price of a Mark sold and run infrastructure improvements as a preparatory action for 12 million German marks (about 6.1 million euros). In October 2007, the Hall for estimated 75 million euros was sold Anschutz Entertainment Group to that. It is located in the city's western quarter of Bahrenfeld, adjacent to football stadium Imtech Arena. The construction of the arena, which took place from June 2001 to November 2002, cost €83 million (ca. US$121.5mn).