Want to ride one of America’s 10 best roller coasters? Come on up to Glenwood Caverns Adventure Park in Glenwood Springs, Colorado, and ride the Alpine Coaster! USA Today and Park World editor Paul Ruben named it one of America’s 10 Best Roller-Coaster Rides! Our Alpine Coaster was the first of its kind in the U.S., and is still the longest one in Colorado. It’s open year-round, so you can experience the thrill winter, spring, summer and fall!