The USAF Thunderbirds fly the General Dynamics F-16A 'Fight Falcon'. ND Centennial Air Show over the old Hector Airport terminal, Sunday 8/20/1989.
Photo by Bob Nelson.
"The 'Diamond' formations consist of a leader, left and right wing, and slot positions. A Thunderbirds demonstration is a mix of formation flying and solo routines, with the 'Diamond' and the 'Delta' being the primary formations flown." -afthunderbirds.com