Ajay Pal Chauhan in the 7th Century A.D. and continued to be a major centre of the Chauhan power till 1193 A.D. Then Prithviraj Chauhan lost it to Mohammed Ghori, after which Ajmer became home to many dynasties. Today, Ajmer is a popular pilgrimage centre for the Muslims as well as Hindus. Especially famous is the Dargah Sharif-tomb of the Sufi saint Khwaja Moinuddin Chisti, which is equally revered both by the Hindus and the Muslims. Ajmer is a centre of culture and education. The British chose Ajmer for its prestigious Mayo College, a school exclusively for Indian nobility at one time. However, now it is one of the best public schools in the country. Ajmer is also the base for visiting Pushkar (14 km.) which has the distinction of having the only Brahma temple in the world. The Picturesque Pushkar Lake is a sacred spot for Hindus. During the month of Kartik (Oct/Nov), devotees throng in large numbers to take a dip in the sacred lake.