25 July 2012
Last updated at 16:25
Team GB's women footballers have got 19 days of Olympic sport under way against New Zealand at Cardiff's Millennium Stadium.
The Olympic Route Network, made up of 175 miles of roads connecting the main Olympic venues across the UK, came into force on Wednesday. It includes designated Games Lanes in London for VIPs, athletes and accredited media.
While the football is already under way, these synchronised divers continued their preparations for the Games at the Aquatics Centre.
Equestrian competitors trained at Greenwich as London bathed in sunshine and temperatures of about 30C.
Beach volleyball, which was adopted as an Olympic sport in 1996, is to take place in the main court at Horse Guards Parade in London. The finishing touches are being made to the tournament site.
Some 18,200 military personnel have been deployed to bolster security at the Games. Meanwhile, an Australian rowing crew is among the many teams preparing for the culmination of years of training.
Diana Gould, who is 100 years old, became the oldest female torchbearer to take part in the London 2012 relay. She carried the Olympic Flame between Brent and Barnet, in north London.
Classical musician and TV presenter Myleene Klass performed for some of the many passengers who arrived at Heathrow's Terminal 5 earlier. Thursday is expected to be Heathrow airport's busiest day ever, as thousands of spectators arrive for the Games.
Athletes, their coaches and support staff continue to arrive from across the world. Earlier, teams from China and North Korea arrived for a welcoming ceremony at the Olympic Park.
Media outlets are now in place across London in preparation for broadcasts throughout the Olympics and Paralympics.
Tens of thousands of visitors are set to descend on the Olympic Park for Friday's official opening ceremony, with millions more expected to watch on television around the world.
A selection of photographs from a community in southern Senegal where members of the Mouride Islamic sect combine Islam and traditional beliefs.
Reptiles rescued by the RSPCA centre in Brighton
Drones to monitor gray whales of the coast of California
Photographer Timothy Allen climbs high into the Peruvian Andes for Qoyllur Rit'i - the Snow Star Festival.
Who won? The official poster for the 2015 festival
Party time at the 60th song contest in Vienna
Rare access - an Indian high court at work
Ben Weller has been taking pictures of South Korea's markets
Readers' images on the theme of looking in
From around the world - 16-22 May