Using a GPS on Rainy Lake? The GPS coordinates for the Sand Bay Dock, where the flight take-off happens, are:
N 48 degrees, 37.253'
W 93 degrees, 21.394'
The boat checks happen at the Sorting Gap Marina. The GPS coordinates for the Sorting Gap Marina are:
N 48 degrees, 36.413'
W 93 degrees 22.579'