USAAC RNR Course Layout - GB Base Map 2 Start at the GB base at AH 30 and turn right after last building on right Fly west and down SU runway at AD 30 Fly northwest and go between the stacks at AB 28 Fly northeast and down the SU runway at AD 26 Continue east over GB base at AH 26 Fly thru the building at AJ 26 Fly between the stacks at AK 27 and head south Fly to the left of the camp at AK 28 and thru the building Fly southwest and thru the building at AI 29 Turn south and cross the finish line at AH 30