London hosts the ATP World Tour Tennis Finals annually since 2009. The O2 Arena is a multi-purpose indoor entertainment complex. Hosted the 2012 Summer Olympics and the 2012 Paralympics.
Queens hosts the Aegon Championships, an important event on the ATP World Tour. The Queens Club Tennis Stadium, hosts on grass and is seen as a warm-up event to Wimbledon, for male players.
Wembley is an indoor arena adjacent to Wembley Stadium in Wembley, England. Used for music, comedy, family entertainment and sport. Including Tennis, Ice Hockey and Indoor Football.
Wimbledon is the 3rd annual Grand Slam event, on the ATP Tour. The Wimbledon Centre Court has a retractable roof, enabling play to continue when it is raining, also staged the 2012 Olympic Tennis.