Rusting blockship wrecks lying in the shallow water beside the Churchill Barriers.
Orkney

Churchill Barriers

Four wartime causeways linking the Orkney Mainland to Lamb Holm, Glimps Holm, Burray and South Ronaldsay, with blockships beside them.

Welcome

The Churchill Barriers are four concrete causeways that carry the road south from the Orkney Mainland across Lamb Holm, Glimps Holm and Burray to South Ronaldsay.

They were built in war. In October 1939 a German U-boat slipped into Scapa Flow and torpedoed the battleship HMS Royal Oak at anchor, with the loss of 834 lives, and Winston Churchill, then First Lord of the Admiralty, ordered the eastern entrances to the anchorage sealed.

Work began in May 1940 and took four years, and much of the labour came from Italian prisoners of war held in camps on Lamb Holm and Burray; on Lamb Holm they also made the Italian Chapel. The barriers opened in May 1945. Today they are one of the great drives in Orkney, with sandy beaches along the way and the rusting wrecks of the blockships, sunk to close the channels before the barriers were built, still showing above the water. Look out for seals and seabirds; divers and snorkellers visit some of the wrecks.

A short drive awayPolly KettleA family tearoom on Burray, cooking from scratch with Orkney produce and selling local pottery and crafts.6 min by roadSee itA cappuccino and a slice of iced cake on white plates at Polly Kettle.
Before you go

Open at any time and free.

The road south from Kirkwall crosses all four barriers to South Ronaldsay, where the Pentland Ferries boat from Gills Bay comes in at St Margaret's Hope.

Getting there
The road south from Kirkwall to South Ronaldsay.
Look for
Blockship wrecks beside the barriers.
Open
Any time; free.
The Daily for 19 October, from Scotland with love. bare tree stumps standing in an autumn loch, forested hills reflected in the still water

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Find out more

For further reading, before you go.