Those who seek the gems of the under-the-sea world should definitely come here. Sanur is a great starting point for avid snorkelers and divers - there are plenty of easily reachable diving sites nearby. If you are new to this activity, you can take a diving course right here on the spot.
Wikipedia https://en.wikipedia.org/wiki/Sanur,_Bali
Address Jalan Bajang Sari, Denpasar Selatan 80228, Indonesia
Coordinates -8°40'58.265" N 115°15'23.229" E