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
The Five Ks keeps all five Ks are known as "Khalsa" ("pure") or "Amritdhari Sikh" ("Amrit Sanskar participant"), while a Sikh who has not taken Amrit but follows the teachings of the Sri Guru Granth Sahib is called a "Sahajdhari Sikh". The Kesh, or uncut, long hair, is considered by Sikhs as an indispensable part of the human body. Long known as a sign of spiritual devotion, it also emulates the appearance of Guru Gobind Singh and is one of the primary signs by which a Sikh can be clearly and quickly identified. A Sikh never cuts or trims any hair as a