Holme Fen National Nature Reserve covers a large area of 657 acres near Peterborough in Cambridgeshire, and is home to the largest silver birch wood in the UK. At 2.75 metres below sea level it’s the lowest point in Great Britain, and it’s also a Site of Special Scientific Interest thanks to being home to wildlife, insects marsh plants and over 500 types of fungi. For photographers, it’s the best woodland location in Cambridgeshire and attracts landscape photographers from all over the UK.