People tend to check in during these times:
Founded in 1880, USC is a renowned private research institution with a focus on innovation. Use Foursquare to explore campus and all USC has to offer. Fight on!
USC has the largest international student population of any U.S. university, and there's a flag hanging here for each country represented. See how many you can name.
The VKC library is by far the best place on campus to take naps. Stop on in for a quick snooze!!
There are comfy armchairs in VKC Library if you have a some time between classes.
All the elevators turn off at 8pm. Use the stairs if it's dark out.
If you're into politics, check out the weekly free political lunches or look at the intern listings from the Unruh Institute in VKC 263.