"The National Trust, which looks after the site with the Northumberland National Park Authority, said it was planted in the late 1800s by previous landowner John Clayton to be a "feature in the landscape", external".
So it is probably about 150 years old.
"The Northumberland National Park Authority said the site was its "most-photographed spot", external, and in late 2016 it was crowned English Tree of the Year in the Woodland Trust's awards."
"It was also the scene of marriage proposals, sentimental moments and the scattering of ashes".
Sycamore are ten a penny, yes, but this was not just any old sycamore, because of its unique position, it became an icon, besides which it was on National Trust land.