Founded in 1096, the University of Oxford is the oldest university in the English-speaking world. It consists of 38 constituent colleges, all of which are self-governing. Its buildings are located throughout Oxford, rather than be located on a central main campus. The University consistently ranks at the top of the global ranking of academic universities. It also home of the prestigious Rhodes Scholarship. Oxford has produced 27 UK prime ministers (including William Gladstone, Margaret Thatcher, and Theresa May), and 69 Nobel Prize winners have studied, worked, or been a visiting fellow at Oxford. The University is also famous for its rowing club, which competes annually in several regattas.