Brahma Sarovar is a sacred water tank located in the town of Kurukshetra, Haryana, India. It is believed to be the site where Lord Brahma, the creator in Hindu mythology, performed a ritual to create the universe. The tank is surrounded by temples and is a popular pilgrimage destination for devotees. The water of Brahma Sarovar is considered holy, and many people visit to take a dip, especially during religious festivals. The site is also associated with the Mahabharata, as it is said to be where the battle of Kurukshetra took place.