Rock & Gem Show DatesOctober 2025 17-19—GILLETTE, WYOMING: Annual show; NE Wyoming Rock Hounds hosting annual WSMGS State Show; Camplex Event Center, Energy Hall, 1635 Reata Drive; Fri. 9-5, Sat. 9-5, Sun. 10-4; Adults $5, Kids 12-17 $3, under 12 free; Childrens Corner, Dinosaur Dig, Scavenger Hunt, Raffles, Silent Auction, Demonstrators & More; contact Dennis Brown, (307) 689-2228; Email: dennis.brown@campbellcountywy.gov |