View of the rainforest and Ulugan Bay - Palawan, Philippines
Close-up shot of the Monitor Lizard at Puerto Princesa City, Palawan, Philippines
Light at the mouth of the Underground River cave- Palawan, Philippines
Monkeys on a tree branch spotted at Palawan, Philippines
Lunch break at the Underground River - Palawan, Philippines
Puerto Princesa city major political sign - Palawan, Philippines
Sign about monitor lizard at the Underground River Park - Palawan, Philippines
Peeking out into the light at the mouth of Underground River cave - Palawan, Philippines
Monkey sitting on the ground near Underground River - Palawan, Philippines
Photo with the Underground River tour group - Palawan, Philippines
Monkey resting on a log at Palawan, Philippines
Dueling monitor lizards spotted at Palawan, Philippines
Stalactite Formation inside the Underground River - Palawan, Philippines
Holy Family formation inside the Underground River cave - Palawan, Philippines
Tour group entering the Underground River cave - Palawan, Philippines
Mushroom Formation inside the Underground River cave - Palawan, Philippines
Stalactite Formation on the cave ceiling - Palawan, Philippines
"The Highway" inside the Underground River - Palawan, Philippines
Bats on the Underground River cave ceiling - Palawan, Philippines
Stalactite Formation inside the Underground River in Palawan, Philippines
Sign welcoming tourists to the Underground River - Palawan, Philippines
Wide view of the Underground River Cave entrance - Palawan, Philippines
Boats docked outside the Underground River Park - Palawan, Philippines
Political Signage spotted in Palawan, Philippines
Stalactite Formation on Underground River ceiling - Palawan, Philippines
Wooden path leading to the Underground River - Palawan, Philippines
Close-up shot of the stalactite formation in Palawan, Philippines
Rock formation inside the Underground River cave - Palawan, Philippines
AsiaPhilippinesPalawanUNESCOPuerto PrincesaSubterrenean RiverWorld Heritage siteUnderground RiverMonitor lizardwildlife