was built by King Ajaypal Chauhan on the summit of Taragarh Hill and overlooks Ajmer. The battlements run along the top of the hill. When it fell to the British Raj, the fort was dismantled on the orders of Lord William Bentinck in 1832 and was converted into a sanatorium for the British troops stationed at the garrison town of Nasirabad. Within it stands the shrine of a Muhammadan saint, Saiyid Husain, known as the Ganj Shahldan.In the older city, lying in the valley beneath the Taragarh hill and now abandoned, the Nur-chashma, a garden-house used by the Mughals, still remains, as also a water-lift commenced by Maldeo Rathor, to raise water to the Taragarh citadel. Ajmer Sharif Dargah: It is a shrine of Khwaja Moinuddin Chishti which is situated at the foot of the Taragarh hill, and consists of several white marble buildings arranged around two courtyards, including a massive gate donated by the Nizam of Hyderabad, and the Akbari Mosque, built by the Mughal emperor Shah Jahan and containing the domed tomb of the saint. Akbar and his queen used to come here by foot every year on pilgrimage from Agra in observance of a vow when he prayed for a son. The large pillars called "Kose ('Mile') Minars" (Kos Minar), erected at intervals of about along the entire way between Agra and Ajmer mark the places where the royal pilgrims halted every day, they are also seen today, one such is near private bus station in Ajmer City. About 125,000 pilgrims visit the site every day. The Urs of Khwaja Moinuddin Chishti is celebrated every year on the 6th and 7th of Rajab. Adhai Din Ka Jhonpra: Literally meaning "shed of two-and-a-half days", it is an ASI protected monument near Ajmer Sharif Dargah and a converted mosque built after the partial destruction of earlier Hindu and Jain temples there on orders of Muhammad Ghori after he defeated Prithviraj Chauhan at the second battle of Tarain. Mayo College: The college was founded in 1875 at the suggestion of Lord Mayo as a college where the sons of chiefs and nobles might receive an education to fit them for their high positions and important duties. It was known as "Indian Eton", as a number of Indian princes studied in this college. The main building, in white marble, is a classic example of Indo-Saracenic architecture. In front of the college