London prepares for the Olympics (20 images)

Two members of the beach volleyball dance squad cool themselves down two days before the London 2012 games will commence in London, July 25, 2012. UPI/Hugo Philpott

The Emirates Air Line crosses the Thames between the O2 Arena in Greenwich and the ExCel exhibition centre on far right, in London on July 25, 2012. The cable car experienced difficulties leaving passengers stranded between the two venues for half an hour today. Two days remain until opening ceremonies for the 2012 Olympics. UPI/Terry Schmitt

Police with explosive sniffing dogs wait at Stratford International rail station by the Olympic Village, in London on July 25, 2012. Two days remain until opening ceremonies for the 2012 Olympics. UPI/Terry Schmitt

The Olympic Rings adorn the Tower Bridge as the city of London prepares for the Olympic games on July 24, 2012. The Opening Ceremony of the London 2012 Summer Olympics is scheduled for Friday, July 27, 2012. UPI/Pat Benic