21 Best All-Inclusive Resorts in the US for a No-Passport Vacation

3. Mountain Sanctuary Lodge – Colorado

Situated in the crisp alpine air of Colorado, Mountain Sanctuary Lodge merges rustic charm with all-inclusive pampering. Wooden chalets overlook a pine-laden valley and distant snow-capped peaks, creating a postcard-perfect backdrop. With unlimited skiing in winter and guided hikes in summer, the resort caters to adventure enthusiasts year-round. After an energetic day, guests can unwind at the full-service spa, which offers hot-stone massages and mineral soaks, or cozy up by the grand lodge fireplace with a cup of gourmet cocoa. The all-inclusive model covers hearty mountain meals—featuring local trout, artisan cheeses, and farm-fresh produce—along with craft brews from nearby microbreweries. Afternoons often include complimentary yoga on a panoramic deck, while evenings promise live acoustic music or storytelling sessions around the fire pit. Its location near pristine national forests invites wildlife sightings, from elk to eagles. Blending energizing activities with tranquil relaxation, Mountain Sanctuary Lodge ensures a perfect high-altitude retreat—passport-free.