Tinuy-an falls is also known as the niagara falls of the Philippines. It is 95m wide and 55m long in three tiers. One has to travel about 45 minutes from Mangagoy by habal-habal (motorbike) to go to Borboanan, Bislig city, Surigao del sur. Going to the place is a long travel on a sloping, dusty, bumpy roads but seeing it is all worth it.
According to the locals, there’s a rainbow appears around 9:00am to 12nn due to the reflection of the sunlight to the waters.