Leave the Boys Behind is a female-specific, program offered by Aspen Alpine Guides. This program is designed with the intention of creating an all-female experience in and around the pristine wilderness and rugged mountains of Aspen, Colorado. Leave the Boys Behind hosts trips throughout the year that include skiing, snowboarding, mountain and road biking, trail running, backpacking, peak climbs, avalanche courses, and international treks. All trips are designed by and led by women for women. 



About Us

Leave the Boys Behind is a program created to help get women of all ages and all ability levels out enjoying the wilderness. Summer, Fall, Winter or Spring, we offer trips to engage, inspire and educate women on enjoying and adventuring in the mountains. 

Our Guides

Photo Credit: ms.akr

Photo Credit: ms.akr

Meet our awesome guides.

Our Adventures

This summer, climb a 14er with other gals, journey to a backcountry hut in the Colorado high country and more. Check out our summer trips page for dates and details!