National Trust sites offering visitors chance to explore 'hidden' history for free
Heritage Open Days are returning from September 11 to 20, with free access to experiences and events at Felbrigg Hall and the Blickling Estate.
At Felbrigg Hall, visitors can join special Attics and Cellars tours on September 17 and 18.
There are free tours of the attics and cellars at Felbrigg Hall (Image: Arnhel de........
