Join the 9th annual

San Francisco Bay Area Six-Pack of Peaks Challenge

January 1, 2026 to December 31, 2026

One Membership. All Challenges. Your Adventure Starts Here.

Mount Sizer
Logan Liu

Mount Sizer Hike

The most brutal hike we’ve ever been on but the weather was perfect and the trails were great!

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Black Mountain
Krista1

Black Mountain

Trail not that muddy. Link to the trail information on the website does not work.

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Black Mountain
Jillian

Black Mountain

A great hike to end the challenge. Lots of ups and downs. Last mile was tough but worth it. The top was cold and windy

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Mount Umunhum
Krista1

Mt. Umunhum

Trail well maintained. Was not that muddy from the rain. Very green. I got there at 10 am and the parking lot had plenty of

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