Explanation:

Gurdwara Majnu-ka-Tilla is situated on the right bank of river Yamuna, opposite Timarpur Colony beyond the Khyber Pass section of Delhi, India. The birthday of the Khalsa is celebrated here with much festivity on Baisakhi day. On this day, which holds a special place in the hearts of all Sikhs, the city swells with pilgrims from the surrounding areas. With many people of different creeds, castes, and status join the Sikhs of Delhi. During the festivities a special langar (a free kitchen or meal) of enormous size is arranged.
The historic name of area, literally means the hillock of Majnu, after the tilla or mound where during the reign of Sikandar Lodhi (r. 1489–1517) on Delhi Sultanate, a local Iranian Sufi mystic, Abdulla nicknamed Majnu (crazy), met Sikh Guru, Guru Nanak on July 20, 1505. Majnu ferried people across the Yamuna river for free as a service to God, his devotion resulted in the Nanak staying here till end July. In later history Sikh military leader Baghel Singh built the Majnu ka Tila Gurudwara to commemorate the stay in 1783, and the sixth Sikh guru, Guru Har Gobind also stayed here. Today it is one of oldest extant Sikh shrines in Delhi and the surrounding estate of donated by early 19th-century Sikh emperor, Ranjit Singh.