It is about 150 km from bangalore .You can go bike , car and return on same day.Road is good and you have to take Kanakpura toll.It will take around 3-4 hors to reach there.You will get to see Kaveri river on the way.There are two routes.One route gives you front view other one is top side view left.Gagganchukki and Barachukki are two famous falls.Best time to go is around winter or rainy season when water is more and you can enjoy the fall falling from the height.Twin falls are really scenic .And on good day with clouds it looks perfect weekend destination .Food available as there is one restaurant.You will also get to see monkey.Good place to go.