Here"s what people have gotten so far:
PIC #1: Wolf Creek
PIC #2:
hint: Fazio course
PIC #3:
hint: It's a Jones, but not RTJ
PIC #4: Victoria National
PIC #5:
hint: 1 of 2 international courses
PIC #6: Desert Mountain (Geronimo)
PIC #7: Pete Dye G.C.
PIC #8:
hint: maybe our Pittsburgh friends can help us out
PIC #9:
hint: it's in the "Courses by Country"
PIC #10: Kinloch
PIC #11:
hint: newer course played in January, contrasting bunker styles
PIC #12: Harvester
PIC #13: G.C. at Redlands Mesa
PIC #14:
hint: northwest U.S. course
PIC #15: Old Works
PIC #16: Bull's Bay
PIC #17:
hint: the other international course
PIC #18: Heritage G.C.