For adventure lovers there is a real surprise - 19-mile Taroko canyon. The rocks are of granite, about 200 million years, and through them run fast river, in which the waterfall Paiyang, which gives incredible beauty of the gorge.
This waterfall lake is called Pego Do Inferno located in Tavira. This translates to "hell pool" which isn't very popular due to its secretive and hidden location. The meaning behind the name comes from an old myth of a carriage that fell into a lake but was never found. It was also told that "anyone who fell into it would go straight to hell".