Course & Aid Stations Interactive Maps:
Potential Water Crossings and the map is broken down by sections between aid stations so you can see section by section vert. profiles.
Topo Maps+ (iPhone only) is the recommended app to use during the race. Here is the link to the Big Elk Marathon map/GPX you can download to your phone in the Topo Maps+ iPhone app and run in airplane mode during the race. Make sure to download the area as well!
Basic Course Map Images: