Embedded in the story of Hōkūle’a and the culture that created her is the story of a 2000-year-old relationship with special islands and the sea. It is a story that was almost lost, and was close to extinction. But ultimately it is a story of survival, rediscovery, and the restoration of pri…

Source: The Story of Hōkūleʻa

This I learned from an episode of the Commonwealth Club: there is a boat, sailing around the world, without instruments (no sextants / clocks). They are using traditional Polynesian navigation which is about wave patterns, cloud patterns, and animals at sea.