Krishna Raja Sagara, also popularly known as KRS, is the name of both a lake and the dam that creates it. It is located close to the settlement of Krishnarajasagara. The dam is across Kaveri River, in Mandya District near Mysore in Karnataka state, India. There is an ornamental garden attached to the dam, called Brindavan Gardens.
Read more about Krishna Raja Sagara: Dam, Brindavan Gardens, Flora and Fauna