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  • Umatac, Guam

    Top Spots in and near Umatac

    • Umatac, Guam

      Hike Mount LamLam

      2.7 mi / 830 ft gain
      Mount Lamlam is 1,332 ft above sea level at its highest point, but, since it rises from the Mariana Trench, it is technically the highest mountain on Earth. It isn't the highest mountain above water, but if you dropped Everest in the Mariana Trench, there would be about 6,000 feet of sea water ab...
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