Hari Hara Putra & Kali yuga varadan temple is located on which hills?

A temple for Sri Srinivasa Perumal and Sri Premika Varadan-Madhuri Sakhi (Sri Swamiji’s deity of Lord Krishna is Premika Varadan and Madhuri Sakhi is the form of Radha) was built by Sri Swamiji in Chennai, India.