Mount Lamlam Summit: Guam's Highest Peak
Hike to Guam's highest point for breathtaking panoramic views and a glimpse into the island's rich cultural and geological history.
Mount Lamlam, meaning 'lightning' in Chamorro, is Guam's highest peak, offering panoramic views and a rewarding hike. Despite its modest height of 406 meters (1,332 feet), it's known as the world's tallest mountain when measured from the nearby Mariana Trench, the deepest part of the ocean.
A brief summary to Mount Lamlam Summit
- 8MQ8+5JW, Mount Lamlam Summit, Humåtak, GU
- Monday 12 am-12 am
- Tuesday 12 am-12 am
- Wednesday 12 am-12 am
- Thursday 12 am-12 am
- Friday 12 am-12 am
- Saturday 12 am-12 am
- Sunday 12 am-12 am
Local tips
- Wear sturdy hiking shoes with good traction, as the trail can be steep and slippery, especially after rain.
- Bring plenty of water, sunscreen, and snacks to stay hydrated and energized during the hike.
- Follow the pink ribbons tied to trees to stay on the correct path, as the trail can be overgrown in places.
- Consider wearing long pants to protect your legs from sword grass and potential scrapes.
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Getting There
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Driving
From Hagåtña, take Route 1 (Marine Corps Drive) south. Turn left onto Route 2A, then continue onto Route 2. Follow Route 2 until you reach a red wall on the right side of the road. The Mount Lamlam trailhead is across the street on the left. Parking is available across the street from the trailhead at the Cetti Bay Overlook. Parking is free.
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Taxi/Rideshare
From Antonio B. Won Pat International Airport (GUM), a taxi or rideshare to the Mount Lamlam trailhead will take approximately 45-60 minutes, depending on traffic. Provide the driver with the address: 8MQ8+5JW, Mount Lamlam Summit, Humåtak, Guam. Typical taxi fares from the airport to this area range from €50-€60. Rideshare costs may vary. Confirm the fare before starting your trip.
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Public Transport
From the Yigo Bus Terminal, take a bus heading south on Route 1 (Marine Corps Drive) towards Humåtak. Get off the bus at the stop closest to Mount Lamlam, around the Route 15 intersection. From there, it's about a 30-minute walk to the trailhead. Follow Route 15 until you reach the signs for Mount Lamlam and continue towards the trailhead. Bus fare from the airport to the city center is approximately €1-€5.
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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.
