http://calendar.yahoo.com/bruinplaza/public/month?date=20110913
There are probably better ones, but this is the link I have on hand. Also, you could get involved in a club or two. It'd mean staying later or maybe hanging out in the library for several hours, but then traffic would be nicer anyway. Plus, meeting people. Plug for Bruin Harmony (auditions on Sep 29th/30th!), MUN, and all the other cool kids.