Northern Illinois Adventure Racing's Annual Winter Orienteering Event
YAK-Off 3
4 Hour Race Information -
https://docs.google.com/document/d/1uZYNR9oFpWbAiqfhnEdIAP6gOcHEIqckIeeexZCe7ls/edit?usp=sharing
10 Hour Race Information -
https://docs.google.com/document/d/1327CeVU9FeZtsLAhrutWHQthdq1x1wVukDKe4gDBtVM/edit?usp=sharing