Originally Posted by bla_bla
what is the closest you have got near it?
LAS, on two separate occations (I was in the D terminal awaiting my connection to SJC the first time and LAX the second time). The first time, all flights got delayed by 90-120 minutes in order to "secure" airspace surrounding Air Force One (including mine, obviously, heh). Sadly, I did not get to see the President or anyone else important. :-)