U.S. Air Force “Thunderbirds” fly over Walt Disney World Resort — April 7, 2008 – LOOK, UP IN THE SKY!: The United States Air Force "Thunderbirds" fly over Cinderella Castle at the Magic Kingdom April 7, 2008. The Las Vegas, Nev.-based air demonstration team took a flight over Walt Disney World Resort following an air show in Punta Gorda, Fla. before heading to Lakeland, Fla. for another air show.