Here are some photos of the Penang Botanical Gardens Waterfall where people seldom visit,as it is a restricted area. Approval needs to be taken beforehand from the Penang Water Authority.

The waterfall can also be seen from the road in the garden where there is a look-up point for the waterfall.

More info on this waterfall can be found at http://www.penang-traveltips.com/botanical-gardens-waterfall.htm