Very little remains of what was once a massive airfield in World War 2 set up to protect the Royal Navy’s fleet at Scapa Flow.
Over the last 10 years, a dedicated sub-group of Birsay Heritage Trust volunteers have carried out clearance on the site, organised local tours and run community open days.
HMS Tern also known as Royal Naval Air Station Twatt was a massive airfield constructed within months of the outbreak of War in 1939.
The delicate painted surface on rough hessian has suffered over time
It was on the 9th May 1945 that the last plane took off from HMS Tern also known as Royal Naval Air Station Twatt, Orkney.