Kollam is one district in kerala. It is famous for interesting historic remnants and a number of temples. It is famous for long time boating approx 8 hrs.The famous "Cheenavala" or Chinese fishing nets can also be seen along the backwaters.
Kochi is one of destination in kerala . It is famous for backwaters tours. It is famous for spices, exported to the west from ancient times to the present day. Kochi known as Cochin. many tourist come in Cochin for backwaters tours.
Snakeboat Races is famous in Alappuzha .It is held every year on Onam festival. Alappuzha wears a carnival atmosphere during the boat races held at the Punnamada Lake in Alappuzha. You can enjoy kerala backwaters tour with snakeboat races.