Tanna (sometimes misspelled Tana) is an island in Tafea Province of Vanuatu. Name The name Tanna, first cited by James Cook, is derived from the word tana in the Kwamera language, meaning "earth". Etymologically, Tanna goes back to Proto-Oceanic *tanoq, from Proto-Malayo-Polynesian *, with the same meaning. Geography It is long and wide, with a total area of . Its highest point is the summit of Mount Tukosmera in the south of the island. Siwi Lake was located in the east, northeast of the pea…