what is the name of the lake between hyderabad and secunderabad
Secunderabad Geographically divided from Hyderabad by the Hussain Sagar lake, Secunderabad is no longer a separate municipal unit and has become part of Hyderabad's Greater Hyderabad Municipal Corporation (GHMC). Both cities are collectively known as Hyderabad and together form the fifth-largest metropolis in India. Being one of the largest cantonments in India, Secunderabad has a large presence of army and air force personnel.[3][4]