What is recorded here

In a ringfort (MA050-004001-). This Man-made underground passage is indicated on the 1838 and 1929 OS 6-inch maps as ‘Cave’ on the W perimeter of the ringfort. The ringfort has been levelled, and there is no visible trace at ground level of a Man-made underground passage. Compiled by: Jane O’Shaughnessy Date of upload: 12 June 2020

This remains an important historical record, but the official description says the monument is no longer visible or has been destroyed. The monument record does not grant public access. Check the route and ask the landowner before entering private land.