The Aranmula Uthrittathi Vallamkali or Aranmula Boat Race is the most ancient and revered boat races of Kerala. Held on the day of the Uthrittathi asterism in the Malayalam month of Chingam (corresponding to 15 August and 20 September)
Aranmula is a heritage village lies in the banks of the river Pampa in the Pathanamthitta district of Kerala. The snake boats used for this race are called Palliyodams. These were to be delivered to Aranmula Sree Parthasarathy Temple in a boat called the Thiruvona Thoni. The snake boat race in itself is an offering to Lord Krishna of Sree Parthasarathy Temple.
The credit for the design is given to Lord Krishna himself, the chief deity at the Aranmula Sree Parthasarathy Temple.