Join the 6th annual

San Francisco Bay Area Six-Pack of Peaks Challenge

now through December 31, 2023

Mount Sizer
Lisa

Mt. Sizer

Toughest hike yet, I didn't  encounter anyone else on the trail. Amazing views once you've reached the peak. Take your time, as certain areas can

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Mount Sizer
Lisa

Mt.Sizer

Toughest hike yet. Take your time, as certain areas can be steep, particularly going downhill. Amazing views once you've reached the peak. Overall, an enjoyable

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Mount Sizer
Jason

April on Mt Sizer

If you like punishing hikes with good friend's hike Mt. Sizer! Today 4/29 we summited my 8th peak of the Bay Day 6 Pack of

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Mount Sizer
Lori Marsh

Earth Day on Mt. Sizer

Hiked on earth day, park was more busy than usual due to events scheduled, peaceful once out on the trails though.  There are different options

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