It's a little dated, but this guide fairly well covers the highlights:
http://www.hammerandrails.com/2013/7/16/4528946/updated-game-day-guide-to-purdue-and-west-lafayette
http://www.hammerandrails.com/2013/7/16/4528946/updated-game-day-guide-to-purdue-and-west-lafayette
