Another stop at Edwards is the tour of Dryden. While they don't take you to see the "good" stuff, it is still an interesting time. They also have a gift shop. For information on tours, click here.
SR-71s, just sitting there
View toward the lakebed
F-18 SRA
M2-F1 Lifting Body
Oh Major Nelson...
HQ Building, also seen in "I Dream of Jeannie" (useless tidbit)