Viewing figures released by Channel 4 showed the Paralympic Games Opening Ceremony drew a peak audience of 11.2 million people.
It was the broadcaster's biggest audience in a decade and four times that of the Paralympic Opening Ceremony in Beijing four years ago.
The Queen opened the London 2012 Paralympic Games in a spectacular ceremony.
The London Paralympics 2012 Opening Ceremony is underway at the Olympic Park.
David Beckham has sent a message to British troops in Afghanistan, asking them to show their support for ParalympicsGB.