This volcano is surrounded by several caldera lakes that are popular spots for fishing. If you decide to get to the top be prepared for a rather strenuous but very rewarding climb with stunning views. It is an active volcano - the last time it erupted was in 2000.
Wikipedia https://en.wikipedia.org/wiki/Mount_Batur
Address 80652, Indonesia
Coordinates -8°14'21.896" N 115°22'40.657" E