Immerse yourself in Celtic culture at the highland festival in Estes Park, Colorado. Longs Peak Scottish-Irish Highland Festival, Inc. hosts the largest such festival in the country. The event includes Scottish athletics, the best in Celtic rock and folk music, and live field performances. Tickets for the 2021 festival sale now. You can buy single day passes and parking, including a three-day pass, and VIP packages. We have more than 45 years of experience staging festivals and are affiliated with the Association of Scottish Games and Festivals.