Comfortable Accommodations Powder House Lodge in Keystone offers family rooms with private bathrooms, balconies, and mountain views. Each room includes air-conditioning, a refrigerator, and a TV. Dining and Leisure The family-friendly restaurant serves American, seafood, steakhouse, and local cuisines. Guests can enjoy a seasonal outdoor swimming pool, sun terrace, and bar. Free WiFi is available throughout the property. Convenient Location Located 26 mi from Rapid City Regional Airport, the hotel is near Mount Rushmore (4.3 mi), Rush Mountain Adventure Park (7.5 mi), and other attractions. Free on-site private parking and an electric vehicle charging station enhance the stay.