1) River rafting can be done at Honnemaradu which is about 20 km from jog falls. Route to honnemaradu from Jog falls : Jog Falls -> Kargal -> Hiremane -> Honnemaradu.
2) Places of interest near Sagar : The anicient temples at Keladi and Ikkeri are a delight to any traveller.
3) Siganduru : panoramic views of western ghats can be seen while travelling to this place. It is around 30 km from Sagara. One has to cross Sharavati river by ferry which is a great experience.