Gurdwara Sis Ganj Sahib, is one of the nine historical gurdwaras in Delhi. First established in 1783 by Baghel Singh to commemorate the martyrdom of the ninth Sikh Guru, Guru Tegh Bahadur. Situated at Chandni Chowk in Old Delhi, it marks the site where the Sikh Guru was beheaded by the orders of the Mughal emperor Aurangzeb on the 11th of November, 1675, for refusing to convert to Islam.