London's Heathrow Airport just set a record for most travelers in a single day. Very impressive and probably caused by the normal lot of travelers to pass through the airport plus people leaving the Olympics.
Further Reading:
-http://www.cnn.com/2012/08/15/travel/record-airports/index.html?hpt=hp_c2
Further Reading:
-http://www.cnn.com/2012/08/15/travel/record-airports/index.html?hpt=hp_c2