The Bittern Line is a railway line from Norwich to Cromer then Sheringham in Norfolk, England. It is one of the most scenic in the East of England traversing the Norfolk Broads on its route to the Area of Outstanding Natural Beauty on the North Norfolk Coast. The line is part of the Network Rail Strategic Route 7, SRS 07.11 and is classified as a rural line. It is named after the bittern, a rare bird found in the reedy wetlands of Norfolk.