Kaashidhoo archaeological site is one of the most historically significant on the island. Kardiva is the ancient Sanskritised name of Kaashidhoo Island. Kardiva Channel (Kaashidhoo Kandu is a broad channel running from southwest to northeast and cutting across the Maldive atoll chain. This channel divides the Northern from the Central atolls of the Maldives. In the British Admiralty charts it is called Kardiva Channel. It appeared on the old French maps as Courant de Caridou.