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Guanella Pass

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Recommended Routes in Guanella Pass - 1

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Favorite Looking down the mountain from Mt. Bierstadt Trail
Intermediate/Difficult Intermediate/Difficult

Mt. Bierstadt – West Slopes

7.2 mi 11.6 km 2,625' Up 800.22 m Up 2,624' Down 799.88 m Down

Georgetown, CO
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Guanella Pass Hiking

  • 48 Miles 77 Kilometers of Trail
  • 1 Recommended Route
  • 0 Easy Trails Easy Trails
  • 3 Intermediate Trails Intermediate Trails
  • 5 Difficult Trails Difficult Trails
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Trails in Guanella Pass - 7

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2.1 mi 3.3 km #1Silver Dollar Lake Trail #79
Intermediate Intermediate
Georgetown, CO
Intermediate Intermediate
Georgetown, CO 38 
3.6 mi 5.9 km #2Shelf Lake Trail #634
Intermediate/Difficult Intermediate/Difficult
Georgetown, CO
Intermediate/Difficult Intermediate/Difficult
Georgetown, CO 13 
13.5 mi 21.6 km #3Rosalie Trail #603
Intermediate/Difficult Intermediate/Difficult
Bailey, CO
Intermediate/Difficult Intermediate/Difficult
Bailey, CO
2.7 mi 4.3 km #4Gray's Peak via Horseshoe Basin Trail #260.2b
Difficult Difficult
Keystone, CO
Difficult Difficult
Keystone, CO
2.2 mi 3.6 km #5Argentine Pass Trail #77
Difficult Difficult
Keystone, CO
Difficult Difficult
Keystone, CO
10.2 mi 16.4 km #6South Park Trail #600
Intermediate Intermediate
Georgetown, CO
Intermediate Intermediate
Georgetown, CO
13.3 mi 21.5 km #7CDT: Argentine Pass to Herman Gulch (CO Sec. 30)
Difficult Difficult
Georgetown, CO
Difficult Difficult
Georgetown, CO

Photos of Guanella Pass - 28

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Hiking up the South Park Trail to Square Top Lakes
Apr 21, 2015 near Georgetown, CO
Mount Bierstadt
Sep 19, 2017 near Georgetown, CO
Wildflowers on the final ascent to Shelf Lake
Aug 4, 2019 near Keystone, CO
Shelf Lake 2019. The blue tint to the lake this year is real pronounced!
Aug 4, 2019 near Keystone, CO
Shelf Lake, looking back toward the valley
Aug 4, 2019 near Keystone, CO
Square Top Mtn looms over the north side of the valley on the way up to Shelf Lake.
Aug 4, 2019 near Keystone, CO
Shelf Lake 2019. The blue tint to the lake this year is very pronounced!
Aug 5, 2019 near Keystone, CO
Looking down valley from Shelf Lake. Beautiful flowers.
Jun 8, 2023 near Keystone, CO

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