Tinuy-an Falls is a waterfall in Bislig City, Surigao del Sur in the southern Philippine island of Mindanao. It is the main tourist attraction in Bislig, a city known as the “Booming City by the Bay.”
The falls are 95 meters wide and 55 metres (180 ft) high, touted as the Niagara Falls of the Philippines. Tinuy-an is a white water curtain that flows in three levels and is said to be the widest waterfalls in the Philippines. Every morning, the area shows a rainbow between 9 a.m. to 11 a.m.
Tinuy-an Falls is located in Burboanan, Bislig City, a one hour ride from Mangagoy, center of trade and commerce in Bislig City. The falls plunges 55 metres (180 ft) high from the top of the three tiered cascading waterfalls. – wikipedia.org