Most of the Olympic Park cleared and cleaned.
Underground powerline tunnels finished.
Main temporary roads and bridges built.
Work on new water and energy systems started.
Waterways regeneration started.
Transport improvements started with many already complete.
Building of 'gateway' bridge into the Park started, with work on the Olympic Stadium about to start.
Olympic Village construction started.
Contracts let and designs agreed for the 'Big 4' Olympic Park venues: Olympic Stadium, Aquatics Centre, VeloPark and Media Centres.
Detailed plans for after the Games ('legacy') well under way.
Keep up to date with developments for the 2012 Games
Download a pdf here outlining the Olympic Delivery Authority's 10 milestones until Summer 2008 Demolish Dig Design or register to receive London 2012's e-newsletter to keep up to date with progress. You can also view aerial footage of the Olympic Park site in April 2007 here and find out more information about each of the Olympic Venues in the Sports & Venues Directory.