Kerala's temple festival, Thrissur Pooram , is the city's main appeal and is celebrated with elephants and fireworks. The event is held in April and May near the Shiva temple. Mother of all poorams, Thrissur Pooram , acclaimed as Kerala's grandest festival, continues to unfold at the historic Vadakkunnathan Temple grounds. As always, lakhs of spectators from across the state and beyond are adding colour to the 200-plus-year-old festival. The festivities began with the ... About Thrissur Pooram Cultural significance: Thrissur Pooram is a grand festival showcasing Kerala’s cultural and spiritual essence. It is celebrated annually in the Malayalam month of Medam (April-May) at the Thekkinkadu Maidanam in Thrissur . Often referred to as the “mother of all Poorams”, it is one of the largest temple festivals in Kerala. Historical origin: Initiated by Raja Rama Varma, famously known as Sakthan Thampuran, the Maharaja of Cochin (1790–1805). Features the ... The Thrissur Pooram is an annual Hindu temple festival held in Thrissur, Kerala, India. It is held at the Vadakkunnathan Temple in Thrissur every year on the Pooram day—the day when the moon rises with the Pooram star in the Malayalam Calendar month of Medam.