Are you taking the Northern California Six-Pack of Peaks Challenge? Here you can see all the hikes logged in our 2020 challenge for Mount Umunhum, with the most recent at the top. Click on a hike log to see all the details, more photos and leave comments for the challengers.
Are you a Challenger? Log your hikes!  Not registered yet? Sign-up here by November 30, 2020.
Ready to hike Mount Umunhum? Get our detailed trail guide.
Sunny on Umunhum
By Madeline Prager
Cubed it!! Mount Umunhum
By mari771
Umm..un…hmmmm
By Shawn
Brutalist architectural wonder in the Santa Cruz Mountains!
By James
Up to Umunhum
By Jim
Up to Umunhum
By Jim
Mount Umunhum
By Jaime
Snowy Umunhum
By Jeffrey
Snowy hike to the ugly building
By Jamie
