Gurdwaras are the Sikh's places of worship, they are the holy shrines where Sikhs gather to hear the Guru speak or sing hymns. In other words Gurdwara is a gateway, through which the Guru could be reached, any place where the Guru Granth Sahib is instated with due respect, can be referred to as a Gurdwara
. Gurdwara's are Sikh's most holy places, while entering the shrine, one has to cover the bare head and remove the shoes, to give a due respect to the Guru Granth Sahib- the holy book of the Sikhs. In fact in all Indian shrines one has to remove shoes while entering the shrine.
One also has to wash hands, in some Gurdwaras there is also the arrangement of washing feet in the running water. Approaching the Guru Granth Sahib one is expected to bow down and touch the floor as a sign of further respect towards the Eternal Sikh Guru.
Gurdwaras also render with transient accommodations for visitors or pilgrims along with the facility of Langar. In the Langar the food is cooked and served by volunteers, 24 hours a day. Only vegetarian food is served, all people of all religions can sit together to share a common meal irrespective of any dietary restrictions.
Akal Takht in Amritsar is one of the important shrines of Sikhs, many important decisions are taken there. There are four other historical shrines, given the status of literally thrones. These are - Harmandir Sahib-Patna; Keshgarh Sahib- Anandpur; Damdama Sahib, Talwandi Sabo;and Hazur Sahib, Nanded (Maharashtra).
The Golden Temple of Amritsar amidst the large tank has gained a worldwide fame due to its construction, the structure of this temple. itself has provided a paragon and an stimulus to builders of other shrines.