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Mark Bretthauer


Member Since
Jun 21, 2020
Last Visit: Oct 12, 2023
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Trail Favorites List View All 7

5.7 mi 9.2 km Bear Peak Out and Back
Difficult Difficult
Boulder, CO
Difficult Difficult
Boulder, CO 150 
5.3 mi 8.5 km Mount Sanitas via Sunshine Lion's Lair Loop
Intermediate Intermediate
Boulder, CO
Intermediate Intermediate
Boulder, CO 144 
4.9 mi 7.9 km Green Mountain via Ranger/Saddle Rock Loop
Difficult Difficult
Boulder, CO
Difficult Difficult
Boulder, CO 111 
8.2 mi 13.3 km Chasm Lake
Difficult Difficult
Estes Park, CO
Difficult Difficult
Estes Park, CO 111 
5.2 mi 8.3 km Storm Mountain
Difficult Difficult
Estes Park, CO
Difficult Difficult
Estes Park, CO

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Check-Ins View All 3

Young Gulch Trail (#999)
Intermediate Intermediate
Bellvue, CO Aug 2, 2020
Young Gulch Trail (#999) Bellvue, CO
Intermediate Intermediate
Aug 2, 2020
Notes: 6.3 mi — 2h 47m
Bear Creek Falls
Intermediate Intermediate
Telluride, CO Jun 27, 2020
Bear Creek Falls Telluride, CO
Intermediate Intermediate
Jun 27, 2020
Notes: 4.7 mi
Young Gulch Trail (#999)
Intermediate Intermediate
Bellvue, CO Jun 21, 2020
Young Gulch Trail (#999) Bellvue, CO
Intermediate Intermediate
Jun 21, 2020
Notes: 5.5 mi — 2h 24m

Where Mark Hikes

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