<p class="ingestion featured-caption">Hotel Yellowstone is the only hotel just for adults in Jackson, Wyoming. Joey Hadden/Business Insider</p><ul class="summary-list"><li>Hotel Yellowstone, Jackson Hole's adults-only hotel, opened in August.</li><li>The luxury hotel caters to guests 21 and older, with exceptions for 18 to 20-year-olds.</li></ul><p>I've slept like a queen all over the world.</p><p>I've towered over South Beach, Miami, from a suite in the <a target="_blank" class href="https://www.businessinsider.com/gianni-versace-mansion-hotel-photos-what-its-like-to-stay-2021-11">Versace Mansion</a>. I've eaten fresh pasta in a king-sized bed at the <a target="_blank" class href="https://www.businessinsider.com/five-star-luxury-hotels-us-canada-italy-surprising-things-2023-1">Bulgari in Milan</a>. I've booked rooms at the Vogue Hotel in Montreál and the <a target="_blank" class href="https://www.businessinsider.com/arizona-best-hotels-phoenician-scottsdale-hermosa-inn-paradise-valley-photos-2024-4">top-rated hotels</a> in <a target="_blank" class href="https://www.businessinsider.com/scottsdale-arizona-millionaires-moving-what-its-like-photos-2024-4">Arizona's wealth enclave</a>.</p><p>But none of those amazing accommodations impressed me as much as Hotel Yellowstone, a brand-new <a target="_blank" href="https://www.businessinsider.com/hermosa-inn-paradise-valley-arizona-hotel-review-photos-2024-5">luxury boutique hotel</a> in <a target="_blank" href="https://www.businessinsider.com/wyoming-things-to-never-do-there-jackson-hole-local-2022-11">Jackson, Wyoming,</a> for <a target="_blank" href="https://www.businessinsider.com/first-hyatt-vivid-hotel-mexico-all-inclusive-adult-only-photos-2024-4">adults only</a>.</p>