Raigad district - Wikipedia
Raigad District is a district in the state of Maharashtra, India. Formerly called the Kolaba district, the district was renamed after Raigad, the fort that was the former capital of the Maratha Empire founder and leader Shivaji Maharaj, and is located in the interior regions of the district, in dense forests on a west-facing spur of the Western Ghats of Sahyadri Range.