London Olympics venues

A general view of the newly completed London Olympic 2012 velodrome after Team GB Cyclists unveiled on Feb. 22, 2011, in London.

David Poultney/Olympic Delivery Authority via Getty Images

A general view inside the Olympic Stadium, where the last piece of turf was laid on the field of play, marking the completion of construction on the flagship venue on March 29, 2012, in London.

A general view of Greenwich Park, which will be used as the venue for the Equestrian and Modern Pentathlon events and the Paralympic Dressage competition in the London 2012 Olympic Games, on April 4, 2011, in London.

A general view on April 7, 2011, of the O2 Arena in London, which will be used as the venue for the Boxing, Fencing, Judo, Table Tennis, Taekwondo, Weightlifting, Wrestling, Boccia, Paralympic Table Tennis, Paralympic Judo, Paralympic Powerlifting, Volleyball and Wheelchair Fencing events in the London 2012 Olympic & Paralympic Games.

A general view on April 7, 2011, of the ExCel Arena in London, which will be used as the venue for the Boxing, Fencing, Judo, Table Tennis, Taekwondo, Weightlifting, Wrestling, Boccia, Paralympic Table Tennis, Paralympic Judo, Paralympic Powerlifting, Volleyball and Wheelchair Fencing events in the London 2012 Olympic & Paralympic Games.

A general view of the arena as a competitor jumps a fence during the demonstration event during the show jumping stage of the Equestrian Eventing at the LOCOG Test Event for London 2012 at Greenwich Park on July 6, 2011, in London.

Exterior view of the Aquatics Centre, venue for the London 2012 Olympic Games swimming events, at the Olympic Park on July 27, 2011, in Stratford, east London.

Members of a synchronized swimming team form the shape of a number '1' to mark the one-year countdown to the start of the London 2012 in the Aquatics Centre, venue for the London 2012 Olympic Games, at the Olympic Park on July 27, 2011, in Stratford, east London.

A general view of center court during the Preliminary Phase Pool E match between Australia and Malaysia in action during the VISA FIVB Beach Volleyball International at Horse Guards Parade on Aug. 10, 2011, in London.

A general view of center court prior the final phase of the VISA FIVB Beach Volleyball International between China and Canada at Horse Guards Parade on Aug. 12, 2011, in London.

A general view of the action of the London Prepares Series match between Australia and China at the Basketball Arena in the Olympic Park on Aug. 16, 2011, in London.

A general view inside the Olympic swimming pool in the Aquatics Centre, venue for the London 2012 Olympic Games, at the Olympic Park on Sept. 15, 2011, in London.

A general view of the ArcelorMittal Orbit Sculpture and the Olympic Stadium on March 19, 2012, in London.

The London Olympic logo outside the Olympic Stadium on March 19, 2012, in London.

A picture shows Wembley Stadium, one of the venues of the football competition at the London 2012 Olympic Games, in London on March 26, 2012.

A general view of the Olympic Stadium during the National Lottery Olympic Park Run at Olympic Stadium on March 31, 2012, in London.

A detailed image of the Basketball Arena during the National Lottery Olympic Park Run at Olympic Stadium on March 31, 2012, in London.

A general view of inside the Olympic Stadium during the National Lottery Olympic Park Run there on March 31, 2012, in London.

A general view of Olympic Stadium during the National Lottery Olympic Park Run at Olympic Stadium on March 31, 2012, in London.

A picture taken on March 29, 2012, shows a view of the entrance of Earl's Court, the central London venue for the volleyball and rhythmic gymnastics competitions during the London 2012 summer Olympic Games.

A picture taken on March 27, 2012, shows the pitch of Wembley stadium in London which will host the final of the football competition of the London 2012 summer Olympic Games.