Mount Lamlam Summit
Mount Lamlam Summit: Guam's Highest Peak
Hike to Guam's highest point, offering panoramic views and a unique claim as the world's tallest mountain from its base in the Mariana Trench.
Mt. Lamlam, meaning 'lightning' in Chamorro, is Guam's highest peak at 1,332 feet. Though modest in height, it's famed as the world's tallest mountain when measured from its base in the Mariana Trench. The well-marked trail offers stunning panoramic views and a chance to connect with Guam's natural beauty and Chamorro heritage.
Opening times, essentials, and a few local tips gathered into one calmer, easier-to-scan planning section.
Car
From Hagåtña, head south on Route 1 (Marine Corps Drive). Turn left onto Route 4 and continue until you see signs for Mt. Lamlam on your right. Turn right onto the access road leading to the trailhead. Park in the designated area near Cetti Bay Overlook. Parking is free. The trailhead is located across the street from the overlook.
Public Transport
From Hagåtña, take the Guam Regional Transit Authority (GRTA) bus towards Hågat. Check the schedule for service times. Inform the driver of your destination, near the access road to Mt. Lamlam. From the bus stop, walk approximately 0.5 miles to the trailhead. Bus fare is approximately $3. Be prepared for a walk, and check local bus schedules for accurate timing.
Taxi
Taxis are available from major hotels and shopping centers in Guam. A taxi from Hagåtña to Mt. Lamlam will cost approximately $65 - $80. The taxi will drop you off at the parking area near Cetti Bay Overlook, across from the trailhead.
Use Mt. Lamlam Actual Peak as your starting point for nearby food, family ideas, nightlife, and more local discoveries.
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Explore Mount Lamlam in Guam, the island's highest peak with stunning views, rich cultural significance, and a unique claim as the world's tallest mountain from base to summit.
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