Eynhallow Sound is a seaway lying between Mainland Orkney and the island of Rousay in the

Orkney Islands Orkney (; sco, Orkney; on, Orkneyjar; nrn, Orknøjar), also known as the Orkney Islands, is an archipelago in the Northern Isles of Scotland, situated off the north coast of the island of Great Britain. Orkney is 10 miles (16 km) no ...

Scotland Scotland (, ) is a country that is part of the United Kingdom. Covering the northern third of the island of Great Britain, mainland Scotland has a border with England to the southeast and is otherwise surrounded by the Atlantic Ocean to ...

. The tidal indraught is "scarcely felt beyond a line joining

Costa Head Costa Head is a prominent headland on Eynhallow Sound on the northwestern coast of the Orkney Mainland, Scotland. The tidal indraught of Eynhallow Sound is "scarcely felt beyond a line joining Costa Head and the Reef of Quendale". To the east i ...

and the Reef of Quendale". An

Iron Age The Iron Age is the final epoch of the three-age division of the prehistory and protohistory of humanity. It was preceded by the Stone Age ( Paleolithic, Mesolithic, Neolithic) and the Bronze Age ( Chalcolithic). The concept has been mostly ...

broch, Gurness, has a strategic outlook over the Eynhallow Sound.C.Michael Hogan, ''Gurness'', The Megalithic Portal, ed. A. Burnham, 2 December 200

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References

Landforms of Orkney Sounds of Scotland {{Orkney-stub

See also

References