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Colorado winter is a magical time to get outside. Wether you’re looking for a day on the mountain or a leisurely fat bike ride, Irwin Guides has it all.

Fat Tire Biking adventuresFat Tire BikingWinter

Fat Tire Biking

A new way to explore Crested Butte’s winter wonderland Explore 35 miles of groomed trails or multiple backcountry roads around Crested Butte on a fat tire bike. This new mode…
September 23, 2021
Ski Mountaineering Winter AdventuresSkiingWinter

Ski Mountaineering

An exciting way to combine skiing with technical rock skills The Colorado backcountry is full of legendary lines and steep shots. The spring weather enables mountain enthusiasts to access and…
August 4, 2021
Pair snowshoeing across Mt Crested ButteSnowshoeingWinter


Marry fitness and fun in the Colorado backcountrySlow down and enjoy your surroundings as you hike on a guided, backcountry snowshoe tour. Irwin Guides knows the prime locations to gain access…
August 4, 2021
Snowcat Skiing AdventuresSkiingSnowcatWinter

Snowcat Skiing

Fresh tracks, cold-smoke powder, crowd-less slopes, and endless memories Crested Butte is known as Colorado’s last great ski town. The high elevation and cold temperatures deliver an average of 500…
August 4, 2021
Ice Climber scaling a wallClimbingIce ClimbingWinter

Ice Climbing

A scenic, peaceful, and adventurous winter adventure Ouray and Lake City have developed their own ice parks as a global destination for ice enthusiasts. These user-friendly parks feature ice routes for…
August 4, 2021