evidence: This temple is believed to be more than 3000 years old, constructed in Kerala style of architecture. The idol of Goddess Bhadrakali is about 5.5 feet tall. More than 100,000 devotees visit this temple every week, with Tuesday and Friday being the most popular days for darshan. The temple is under the administration of Travancore Devaswom Board. The temple has beautiful wall paintings and attractive sculpture work. [...] Aranmula Vallamkali owes its origin to the Sri Parthasarathy Temple situated on the banks of the Pamba River. The Vallamkali, associated with the annual festival of Sri Parthasarathy, is usually held on the last two days of the festival. The event that attracts tourists from all over the world is conducted not to win any trophy or prize but to celebrate the anniversary of the Sri Krishna idol installation, the main deity at the Aranmula Parthasarathy Temple. It is conducted in the Pamba River in front of the temple to commemorate the crossing of the river by Lord Krishna.