In which state / Union Territory is located "Kuttanad" a place which is with the lowest altitude in India and is one of the places in the word, where agriculture is carried out below sea level?

Kuttanad, located in Alappuzha district of Kerala, is one of the few places in the world where farming is carried out below sea level. The region is known as the 'Rice Bowl of Kerala' and uses unique farming techniques adapted to its geographical situation. The land is 0.6 to 2 meters below sea level, protected by earthen bunds and canals.