Ambankalai is a hamlet located near Thiruvarambu, within the Thiruvattar town panchayat in the Kanniyakumari district of India. The village produces various crops including banana, coconut, and pepper. A canal-like stream supplying water originates from nearby dams such as Pechiparai, Perunchani, and Kodaiyyar, ensuring the village has a steady water supply. Thirparappu waterfalls is situated 3km away from Ambankalai.

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