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Cetti Bay Overlook: A Window to Guam's Volcanic Past

4.2 (1318)

Experience breathtaking panoramic views of Guam's volcanic coastline and immerse yourself in the island's rich history at Cetti Bay Overlook.

Cetti Bay Overlook offers panoramic views of Guam's southern coastline, showcasing volcanic landscapes and the turquoise waters of the Pacific. Part of Guam's Territorial Seashore Park, it's a haven for nature lovers and history enthusiasts alike, with hiking trails and glimpses into the island's rich Chamorro and Spanish past.

A brief summary to Cetti Bay Overlook

  • 8MG8+6GH, 2, 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

  • Visit early in the morning or late afternoon for the best light and fewer crowds.
  • Bring plenty of water and snacks, especially if you plan to hike the trails.
  • Wear sturdy shoes, as the trails can be rocky and uneven.
  • Don't forget your camera to capture the stunning views !
  • Check the weather beforehand to ensure the best hiking conditions.
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Getting There

  • Driving

    From Humåtak village, head southwest on Route 4. Continue for approximately 6 miles. Look for the sign for Cetti Bay Overlook and turn left onto the unpaved road leading to the overlook. The road conditions may be rough, so ensure your vehicle can handle it. There is no parking fee.

  • Public Transport

    From Hagåtña, take the GRTA bus heading south towards Humåtak. Check the bus schedule for the next departure, as services may vary. The ride takes approximately 1 hour and 30 minutes. The bus fare is $1.50 per ride. From the Humåtak bus stop, it's approximately a 2-mile walk to Cetti Bay Overlook. Follow the road signs, keeping in mind that the walk includes some uphill sections.

  • Walking

    If you are already in Humåtak, you can walk from the main road. Follow the road signs pointing towards Cetti Bay Overlook. It is approximately a 2-mile hike from the nearest bus stop, so wear comfortable shoes and be prepared for some elevation changes.

Discover more about Cetti Bay Overlook

Cetti Bay Overlook is a breathtaking natural attraction on Guam's southern coast, offering stunning views of Cetti Bay and the surrounding landscape. The overlook is part of Guam's Territorial Seashore Park, a protected area that highlights the island's unique geological formations and cultural heritage. From the overlook, visitors can see the chain of a thousand foothills, rolling hills, rugged cliffs, and the deep blue waters of the Pacific Ocean.The area is considered a geological delight, with rock formations providing clues to the volcanic origins of southern Guam. The twin hills below the overlook, called Attelong Acho (Black Rock), are examples of pillow lava formed underwater during ancient volcanic eruptions. In the distance to the south, Cocos Island can be seen off the coast of Merizo village.The coastal area around Cetti Bay has been inhabited by Chamorros for approximately 3,000 years. Latte stones and pottery shards provide evidence of this ancient civilization. The Spanish later created a road system that followed the coastline from Hagåtña, south through Cetti Bay to Umatac. Cetti Bay Overlook is a must-visit destination for anyone seeking to experience Guam's natural beauty and cultural history.
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