Tánana, beeing ready to set sail, on Yahgan language, is the return of Martín González Calderón to the heart of Cape Horn archipelago. Martín grew up among the thousands of islands and channels that his people inhabits since more tan 6,000 years. This ancient tradition, seafaring and free, was forbiden. After forty years he prepares a new journey, searching to bequeath his great wisdon of the territory and his culture.