FOUR thousand people snapped up tickets to visit the Olympic Park as part of the Open House event.

Vistitors pre-booked free tickets to see construction taking place on many of the venues for the 2012 games including the, Olympic Stadium, VeloPark, Olympic Village and International Broadcast Centre and Press Centre.

Visitors will go on guided bus tours around the park in Stratford, as well as seeing an exhibition featuring models of the venues and hearing talks from people working on the project.