Alwar is a city and administrative headquarters of Alwar District in the Indian state of Rajasthan. It is located around 160 km south of Delhi, and about 150 km north of Jaipur, the capital of Rajasthan. Alwar is part of National Capital Region. Alwar is a part of the Ahirwal regional. It is also famous for its Olive plantation in Tinkirudi. Alwar was formerly the capital of the princely state of Alwar which was ruled by kachwaha(Naruka) Rajputs. It was formerly spelt as "Ulwar" in British India. This placed it in last position in alphabetically ordered lists, so a king changed the spelling to "Alwar" to bring it to the top. Alwar is also known by the name "Matsya Nagar". Alwar contains many interesting and historical monuments like Deewan ji ki lal haweli built in 1754 owned by Rajendra Kumar jain. The city has a beautiful lake and a picturesque valley. The Sariska Tiger Reserve is located in the Aravali hills only a few kilometres away from Alwar. The sanctuary, which is a Project Tiger reserve, also boasts of many other species, including rare birds and plants. The military cantonment of Itarana lies on the outskirts of Alwar. Hill Fort Kesroli now a heritage hotel is also near by. Raj Rishi College has existed in Alwar for over a hundred years. Bhangarh Fort is a haunted fort and the Archaeological Survey of India has put up a board on the fort gate that it is prohibited for tourists to stay inside the fort area after sunset and before sunrise. Bharthari temple is dedicated to the king of Ujjain turned Saint and is popularly known as Baba Bharthari. He is sometimes identified with Bhartṛhari, a 7th-century poet. He is deeply revered and prayed and this temple is regularly visited by the local population and a fair is also organised known as 'Bharthari Baba ka Mela' every year. The Fairy Queen is the oldest working locomotive engine in the world and a national treasure (cultural artifacts) of India. The engine was built in 1855 and acquired by the Eastern Indian Railways from a British firm. The train operates tourist journeys between Delhi and Alwar.
