Colorado is a state in the western United States known for its beautiful mountain ranges and ski resorts. Two of the most popular ski resorts in Colorado are ASPEN and Vail. ASPEN is a 5-letter word and Vail is a 4-letter word. Both resorts offer world-class skiing and snowboarding, as well as a variety of other activities such as shopping, dining, and entertainment. ASPEN is located in the Rocky Mountains and is known for its luxurious accommodations and high-end restaurants. Vail is located in the White River National Forest and is known for its expansive ski terrain and picturesque views.