You should visit Waubonsie State Park near Hamburg, Iowa. The overlook is pretty cool. I managed to make a panorama while I was there.

http://photosynth.net/view.aspx?cid=cb6d48a0-5e2d-4ec8-aa37-7584aacdc580

I made another high resolution picture behind the toilets of cabin #5
http://photosynth.net/view.aspx?cid=48bf738e-a8bb-4e14-8b95-b79d1e98a3bf

Road to Cabin #6

Tree Outside Cabin #6

Yellow Fall Colors

Peeking Through the Trees