Birla Planetarium – The Planetarium is a building with a big dome resembling that of the Gol Gumbaz in Bijapur and some of the earliest government structures in New Delhi. A special attraction are the shows which unveil the mysteries of the cosmos and the origins of the universe, comets, eclipses, unidentified flying objects and the clash of titans. The latest addition is the Dinosaurium, which houses a collection of dinosaur egg fossils. The highlight of the museum is a mounted Kotasaurus yamanpalliensis, the remains of a 160-million-year-old dinosaur. Purani Haveli – located near afzal gunj bridge, is a single-storied building with European architecture. The museum's attractions include the nizam's walk-in wardrobe, hand-operated lift, etc. This was the residence of a peshwa of Quli qutub shah, which was later taken over by the Asaf Jah (the second nizam) Chowmahalla Palace – Renowned for its architectural beauty and intricately crafted walls, this was a building where the guests of the Asaf Jah dynasty were entertained. Lakes of Hyderabad Hussain Sagar – It is a man-made lake famous for the 19-metre tall statue of Buddha in the middle of the lake. Located on its banks is Tank Bund which consists of gardens and statues of famous personalities. Boating and water sports are a regular feature at the lake. Osman Sagar, Gandipet Lake – Osman Sagar was created by a dam constructed in 1920 on the Musi River to provide a drinking water source for Hyderabad, and also for saving the city from floods; the city had witnessed a flood in 1908. It was constructed during the reign of the last Nizam of Hyderabad, Osman Ali Khan, hence the name. Its parks, resorts, amusement park are a major attraction. Today, the lake is used for public recreation only. Durgam Cheruvu – also called The Secret Lake, it is a peaceful boulevard near the bustling Madhapur. Himayat Sagar – It is the twin lake to Osman Sagar, Gandipet Lake. Shamirpet Lake – is situated 24 km north of Secunderabad. It attracts bird watchers and weekend picnickers. There is also a deer park belonging to the state government near the lake. Rukn ud Daula Lake – The lake is named after Sharukh Khan, Nawab Rukn ud-Daula, the 10th Prime Minister (1765–1775) of The Nizam, Mir Akbar Ali Khan Sikander Jah, Asaf Jah III of Hyderabad Deccan. Khajaguda Talab - linear-shaped lake situated near to Engineering