Take A Thrill Ride On Eight Mountain Coasters In Colorado Let the thrills begin. I think it's safe to say that most of us have a serious case of cabin fever and boredom in our lives from the past year of being confined to our homes and the basic same places EVERY SINGLE DAY. Time to break loose and get some adrenaline and endorphins flowing through our bodies again. According to TripstoDiscover.com, there are 7 mountain roller coasters to fly down in the great state of Colorado...and I'd like to add another one...the new one coming to Estes Park in May.