Yellowstone is four hours away from Pinedale. It's a beautiful location if you want to see more of Wyoming!
Jackson is only an hour and a half away from Pinedale. It hosts the gorgeous Teton National Park. There are a lot of adventure filled things to do like white water rafting, as well as good down time activities like soaking in the hot springs.
Pinedale is adjacent to the Wind River Range and Bridger-Teton National Forest, renowned for it's hiking, backpacking, and climbing.