Lucas Waghenaer's explanation

Explanation of sea marks used in the Dutch Lucas Waghenaer's map. Many of them have been in use well into the 20th century. A barrel anchored to the seafloor indicating the edge of a fairway was a common sea mark, the kind King Gustav Vasa also wanted to use for the fairway leading to Helsinki.

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A tricky route from the sea to the city

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Photographer

John Nurminen Foundation’s collection