ðə ɹˈɑːki mˈaʊntɪn dᵻvˈɪʒən ʌvðə sˈiə ɪŋklˈuːdz ðə bˈɪɡɪst skˈiː ɹᵻzˈɔːɹts ɪnðə jˈuː.ˈɛs., sˈʌtʃ ɐz vˈeɪl, ˈæspən, stˈiːmboʊt ænd tˈaʊz ænd hɐz sˈɪks,zˈiəɹoʊzˈiəɹoʊ zˈiəɹoʊ mˈɛmbɚz, hˈæf ʌvwˈɪtʃ ɑːɹ sˈɜːɾᵻfˌaɪd æz lˈɛvəl θɹˈiː, ðə hˈaɪɪst ɹˈeɪɾɪŋ fɚɹən ɪnstɹˈʌktɚ.
The Rocky Mountain Division of the PSIA includes the biggest ski resorts in the U.S., such as Vail, Aspen, Steamboat and Taos and has 6,000 members, half of which are certified as Level 3, the highest rating for an instructor.