Foursquare also has some useful tips on it: http://blog.foursquare.com/post/87115587663/foursquare-tips-at-airports-from-lax-dxb-and http://blog.foursquare.com

Foursquare also has some useful tips on it: http://blog.foursquare.com/post/87115587663/foursquare-tips-at-airports-from-lax-dxb-and http://blog.foursquare.com/post/87115587663/foursquare-tips-...