Ancient discovery set to rewrite Australian history

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2. Fascinating

The Kilwa Sultanate conducted extensive trade with Arabia, Persia, and across the Indian Ocean, to India itself. Kilwan ships made use of the seasonal monsoon winds to sail across to India in the summer, and back to Africa in the winter. Kilwan pilots had a reputation for extraordinary sailing accuracy. The Portuguese marveled at their navigational instruments, particularly their latitude staves, which they considered superior to their own.

https://en.wikipedia.org/wiki/Kilwa_Sultanate

They are both on the same latitudes.