Barnes County has had a very successful Facebook presence at
http://www.facebook.com/pages/Barnes-County-Historical-Society/161192582499
for several years now.

They have a lot of great news and photos and it is updated almost every day.  Some days  they will have 4 or 5 new posts. 

Check it out, and if you'd like to help with the Griggs County Facebook site just talk to Ron Dahl or Dave Sayer or Mark Sundlov.