If by headquarters you mean place of origin. Than that would be kashi situated in India.
Hinduism, but the caste system did not have it's origin in Hinduism, but was put in place in India, and still affects people in bad ways today.
India
India
th origin of Hinduism is Lord Brahma himself. Hinduism 4 vedas are the most holy scriptures of hinduism. there after mahabharata and ramayan bhagwat geeta are important. after that puranas upnishada are sacred.
Hinduism does not evolve due to a leader or a scholar or a teacher. It is a way of life. It is developed by people as a life style. That is why its origin is mysterious.
according to Mythology Lord Shiva was the main founder and origin of Hinduism. Also recently Shree shankaracharya is credited for reuniting Hinduism.
it is india.
Although Hinduism cannot be attributed to one specific person, it is the oldest and extant religion that dates back to before 6500 B.C. However, there is no exact date for its origin or formation.
the place is called temple. Hinduism also calls it Mandir.
Hinduism developed in India, evolving from a religion brought there by Aryans in the mid second century BCE. These are not the Aryan race Hitler through so much of but an ancient civilization probably from ancient Iran (Persia).
The 8 chakras come from Hinduism.