Mosca Pass Trail Leave a Comment / By gstuppy / August 26, 2026 Overview: A shaded, forested trail away from the open dunes, climbing to a historic mountain pass with views over the San Luis Valley — a good option if you want a break from hiking on sand. Link Posts: Parks: Great Sand Dunes National Park Get Itineraries Spot Category: Hiking TrailSpot Tags: Hiking History & Culture Scenic DifficultyDistanceElevation GainCrowd LevelDurationAccessibilityModerate7.0 miles round trip Not stated (verify) Hidden Gem180Not Accessible Previous Next National Parks Map Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. Products by Category Take me to our Parks Tote Bag $27.99 Add to cart View cart Previous Page 1 2 3 4 SHOP ALL DESIGNS