Olympic champion Kelly Holmes says a free festival of music and sports being held at parks across the capital will "make" the London 2012 Olympic Games.
Londoners will be able to watch sporting events and concerts hosted throughout the event.
Big screens will go up at Hyde Park, Victoria Park, Potters Fields, Woolwich and Waltham Forest.
The double-gold medallist said it will unleash huge excitement and connect Londoners as they cheer on competing athletes.
G4S should be the first outfit on a Government blacklist of high-risk firms that have failed to deliver, MPs have said.
Transport for London has created a new version of the tube map, to celebrate the success of Team GB at the London Olympics.
Olympic hero Mo Farah has shown off the newborn twins who inspired him to double gold-winning victory - and finally revealed their names.