Be sure to bring your camera to capture the stunning cascades of Roro Kuning Waterfall. If it's raging, you may be able to feel the mist on your face.
Take your time to wander around this cascade of water in Nganjuk. Another attraction that's worth adding to your sightseeing list is Candi Ngetos. It won't take long to get to from Roro Kuning Waterfall.