The Sweetwater Guard Station Campsite 3 is a developed and reservable campsite located in the Sweetwater watershed of Wyoming. The campground is situated in a scenic location, surrounded by stunning views of the Sweetwater River and the Wind River Mountains.

There are several nearby points of interest that visitors can explore, including the historic Sweetwater Guard Station, the South Pass City State Historic Site, and the Oregon Trail. Visitors can also enjoy hiking, fishing, and wildlife viewing in the area.

The campground amenities include picnic tables, fire rings, and vault toilets. There is no fee required to use the campsite, but reservations are recommended.

Interesting facts about the area include that the Sweetwater River played a significant role in the history of the American West, serving as a vital water source for travelers on the Oregon, California, and Mormon Pioneer Trails. The Sweetwater Guard Station was built in 1934 and served as a ranger station until 1979, and the South Pass City State Historic Site was once a bustling mining town during the gold rush in the mid-1800s.

The best time of year to visit the Sweetwater Guard Station Campsite 3 is during the summer months, from June to August, when the average temperatures range from the mid-70s to low 80s. However, visitors should be prepared for sudden weather changes and potential thunderstorms.

Sources:
- https://www.recreation.gov/camping/campgrounds/233347
- https://www.fs.usda.gov/recarea/shoshone/recarea/?recid=12520
- https://www.travelwyoming.com/explore/wyoming-sweetwater-county