Mt. Rainier Programs
Climb Mount Rainier with America’s Most Experienced Guide Service
Rising 14,410 feet above the Pacific Northwest, Mount Rainier is the most glaciated peak in the Lower 48—and the ultimate alpine classroom. With its high-altitude terrain, complex glacier systems, and fast-changing weather, Rainier offers one of the most authentic mountaineering experiences in the U.S.
Founded by Lou Whittaker in 1969, RMI is the oldest and largest guide service on Mt. Rainier.
For over 50 years, RMI Expeditions has led climbers of all levels on Rainier’s iconic routes. Whether you're aiming for your first summit, building expedition skills, or training for bigger peaks, this mountain delivers. We offer a full range of programs—climbs, seminars, and skills courses—led by professional mountain guides committed to safety, challenge, and adventure.
Schools
Mt. Rainier - Mountaineering School
In this introduction to alpine mountaineering techniques, learn how to travel efficiently and safely in the mountains.
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Mt. Rainier - Crevasse Rescue School
Become skilled in crevasse rescue, learning the techniques needed to travel safely in glaciated terrain.
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Camp Muir Guided Hike
Follow in the footsteps of legendary mountaineers, trekking through vibrant alpine meadows and snowfields, all under the expert guidance of RMI’s seasoned professionals.
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Seminars
Expedition Skills Seminar - Muir
Spend your work week at 10,000' on Mt. Rainier, learning and practicing essential mountaineering skills in preparation for a summit bid and gaining important experience for future climbs.
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Expedition Skills Seminar - Emmons
Establish a solid foundation of mountaineering skills and prepare for bigger peaks on this expedition style climb that ascends Mt. Rainier's largest glacier.
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Expedition Skills Seminar - Kautz
A more technical expedition style climb of Mt. Rainier, focusing on building foundational mountaineering skills and techniques and preparing climbers for future expeditions.
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Expedition Skills Seminar - Paradise
An expedition style ascent of Mt. Rainier's Paradise Glacier, teaching foundational mountaineering skills before making a summit attempt on Rainier's classic Disappointment Cleaver Route.
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Ski Programs
Backcountry Ski Course
As the perfect introduction to backcountry skiing, you will learn the foundational skills and techniques necessary to venture safely beyond ski area boundaries. This course is designed to be taken before our Ski Mountaineering Course.
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Summit Climbs
Mt. Rainier - Four Day Climb
The classic climb of Mt. Rainier: after learning the foundational mountaineering skills on the mountain's lower slopes, tackle Mt. Rainier on a two day climb to the summit on the mountain's most popular route.
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Mt. Rainier - Five Day Climb
After an introduction to mountaineering skills, climb to 10,000' on Mt. Rainier and spend two nights there to take advantage of the best window for a summit attempt of Mt. Rainier's classic route.
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Five Day Emmons Climb
An expedition style climb of Mt. Rainier via the Emmons Glacier, the largest glacier in the continental U.S.
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Winter Seminars
Mt. McKinley Prep Course
The perfect opportunity to prepare for Mt. McKinley. Test your gear while learning and practicing relevant skills, and experience the camp life. All vital skills for your goal of climbing Mt. McKinley.
