Most popular US travel websites - August 21 2010NewsBy PhocusWire | August 24, 2010Share This article was originally published on Most popular travel websites in the US for the week ending August 21 2010:Agency[table id=733 /]Destinations and Accommodation[table id=734 /]Airlines[table id=735 /]Travel search terms[table id=736 /]NB: Data courtesy of Experian Hitwise