Still in Minahasa region, but keep handy from Manado than of Tondano is good beach to be found. About 90 km from Manado, near to Belang, hidden unfold heaven, Bentanan. There are some miles palm, encircled by white sandy beach and a group of small islands. Here you are can have a holiday for the time, enjoy the sunbath and swim, boat rising, fishing and dive. There is beach tourism with cottages available and sport facilities here.
Quoted from : http://indonesia-tourism.com/north-sulawesi/bentanan_beach.html