Hyderabad is the capital of southern India's Telangana state. It’s a major center for the technology industry, it's also a home to many upscale restaurants and shops. Historical sites of Hyderabad include Golconda Fort, a former diamond-trading center that was once the Qutb Shahi dynastic capital. The Charminar, a 16th-century mosque whose 4 arches support towering minarets, it’s an ancient city landmark near the long-standing Laad Bazaar. Nehru Zoological Park, the city's one large zoo, is the first in India to have a lion and tiger safari park. Hyderabad has three national parks (Mrugavani National Park, Mahavir Harina Vanasthali National Park and Kasu Brahmananda Reddy National Park), and the Manjira Wildlife Sanctuary is about 50 km (31 min) from the city. Hyderabad is twinned with neighbouring Secunderabad, to which it is connected by Hussain Sagar. The Ramoji Film City in India is located in Hyderabad. Spread over 1666 acres, it is the largest integrated film city in Telangana and has been certified by the Guinness World Records as the largest studio complex in the world.