I think this makes me the biggest English dork in the world, but now that I have a smart phone, I can take photos of grammar mistakes I see out in the world and post them on my blog!
I guess the Park Service has bigger things to worry about than comma splices.
I'm working from the premise that motherhood is not just all diapers, tantrums, and setting limits. It's interesting. Okay, sometimes. 
OMG – what is a comma splice?? Never mind, I found this: http://en.wikipedia.org/wiki/Comma_splice