The correct answer is Alwar.
Key Points
- Sariska Tiger Reserve is located in Aravali hills and forms a part of the Alwar District of Rajasthan.
- Sariska was declared a wildlife sanctuary in 1955 and was declared the tiger reserve later in 1978, making it a part of India's Project Tiger.
- Sariska Tiger Reserve is immensely rich in flora and fauna and is famous for Royal Bengal Tiger.

Additional Information
- Other Tiger Reserves in Rajasthan:
- Ranthambore Tiger Reserve in Sawai Madhopur.
- Mukundra Hills Tiger Reserve in Kota.
Important Points
- Kankarwadi fort is located in the centre of the Sariska Reserve.
- It is said that Mughal emperor Aurangzeb had imprisoned his brother Dara Shikoh at this fort in the struggle for succession to the throne.
- The Reserve also houses a famous temple of Lord Hanuman at Pandupole related to Pandavas.

