Construction workers form a giant '2' to mark the countdown to the 2012 Games
The eyes of the world will be on London when the Olympic Games get underway in exactly two years on Friday, 27 July 2012.
mark the two years to go landmark
, 2012 organisers are holding a range of special events in the Olympic Park.
Olympic champion Sir Chris Hoy will become the first man to cycle around the 2012 velodrome.
American Michael Johnson, who won four Olympic titles, will be sprinting on a temporary track in the Olympic Stadium.
Britain's John Amaechi will be shooting hoops in the basketball arena.
BBC London is also marking the two year countdown to the start of the 2012 Olympic Games with a series of special reports.
new poll commissioned by BBC London
has found that Londoners are more supportive of the 2012 Olympics being held in the city than four years ago.
However, more than half of Londoners had concerns that the transport system would not be able to cope very well.
Support grows for 2012
Londoners 'more positive' about 2012
In BBC London's poll 73% said they were in support of London hosting the Olympics compared with 69% four years ago.
Former Olympics Minister Tessa Jowell said there was a growing sense that these games belong to Londoners.
Adrian Warner looks in detail at the poll findings.
Around the Olympic Park
The Olympic Park with two years to go
Much work has already been done to transform an industrial wasteland in east London into an Olympic Park with world class sporting facilities.
Riz Lateef takes a look around the Olympic Park to see for herself the progress being made and talks to some of the people who are working on the site.
Your opening ceremony
Ideas for the 2012 opening ceremony
London has got a tough act to follow, after Beijing's monumental opening ceremony for the 2008 Olympics.
In this report, our reporter Karl Mercer listens in as several Londoners pitch their ideas to a panel of experts for what they would like to see in London 2012's opening ceremony.
2012 dates for the diary
Countdown to 2012
Today is just the latest landmark date in the London 2012 diary.
Also look out for the completion of the Olympic Park venues, tickets going on sale in the ballot and the arrival of the Olympic torch from Athens.
Watch this report for a full rundown of key 2012 dates.
Up in the Air
Tasha Danvers in the air for 2012
Lambeth-born Tasha Danvers won a surprise bronze medal in the 400m hurdles at the last Olympics in Beijing.
Her season has been blighted by injury but the 32-year-old insists she still hopes to compete when the Games come to her home city in 2012.
BBC London's Mark Bright joined her for a balloon ride at the Olympic Park.