Gurdwara eat free vegetarian food brought in by Sikhs worshiping at the "gurdwara". They may also have a library, nursery, classroom, meeting rooms, a gift shop, and finally a repair shop. A "gurdwara" can be identified from a distance by tall flagpoles bearing the "Nishan Sahib", the Sikh flag. The most well-known "gurdwara" is the Harmandir Sahib (popularly known as The Golden Temple) in Amritsar, Punjab, India, which is the center of power (Akal Takht) of Sikhism. The first "gurdwara" was built in Kartarpur, on the banks of Ravi River in the Punjab region by the first Sikh guru, Guru Nanak
Sikh holocaust of 1762 Baba Deep Singh still pressed on in his determination to reach the holy shrine, until he made the precincts of the Harmandir Sahib. It was Baba Deep Singh's headless body holding his head on his left hand and wielding his great sword in his right that had fought on until he redeemed his pledge to reach the holy temple. When Ahmad Shah Durrani returned for his sixth campaign of conquest (his fifth being in 1759–1761), Sikh fighters were residing in the town of Jandiala, east of Amritsar. The place was the home of Aqil, the head of the Nirinjania sect,