Tinuy-an Falls is a waterfall in Bislig City, Surigao del Sur in the southernislang of Mindanao, Philippine. It is the main tourist attraction in Bislig, a city known as the Booming City by the Bay.
Tinuy-an is a white water curtain that flows in three levels and is said to be the widest waterfall in the Philippines. Every morning, the area shows a rainbow between 9 a.m. to 11 a.m.
It's More Fun in the Philippines 