The Saastha Samooham is the largest socio religious organization in Kolkata with a member strength of over a thousand. The main object of the Samooham is the worship of Lord Dharma Saastha (Ayyappa), the presiding deity of Sabari Hills, Kerala. The annual Mandalam celebrations, starting from the middle of November to end December (beginning of Vrishchikam to middle of Dhanu) every year constitutes the festival season when the Samooham provides the perfect ambience for the many Sabarimala pilgrims for their ritualistic worship of Lord Dharma Saastha...