Yellowstone National Park lodging concessioner Xanterra Parks & Resorts operates gift shops in hotels throughout the park. Bear Den Gift Store At Old Faithful Snow Lodge The winter-themed Bear Den Gift Shop is located in the Old Faithful Snow Lodge, and offers the largest selection of youth-oriented products in the park. Bear ...READ MORE
With 12 locations throughout Yellowstone National Park, each located near major attractions, Yellowstone General Stores are convenient places to rest, refuel and enjoy one-of-a-kind Yellowstone shopping to find something unique to bring home. Each location offers a selection of groceries, camping supplies, souvenirs and Native American-inspired collectibles. Old Faithful General ...READ MORE
From what I can tell from the NPS website, many of the RV spots at Glacier are designed for 26ft vehicles or smaller, while others accomodate rigs up to 32ft.
Full info on all the campgrounds, including seasonal opening and closing dates, is available at the NPS website:
Click the tent icons on the map, or the name of the facility you're interested in on the list below the map for detailed info, and contact information for the park.