#MountUmunhum ( #UHmənum) is a peak in the #SantaCruzMountains, located in #SantaClaraCounty, #California. It is the fourth-highest peak in the Santa Cruz Mountains, after #LomaPrieta, #CrystalPeak, and #MountChual. Most of the mountain is located within the #SierraAzulOpenSpacePreserve.