Was the 9th FINA Swimming World Championships (25 m) held in an indoor or outdoor arena?
2008 FINA World Swimming Championships (25 m): The 9th FINA Swimming World Championships (25 m) were held at the Manchester Arena, in Manchester, United Kingdom 9-13 April 2008. Manchester Arena: The Manchester Arena is an indoor arena in Manchester, England, immediately north of the city centre and partly above Manchester Victoria station in air rights space.
an indoor arena