In this route this would be a MML Expansion North From Derby to Sheffield (Including the Matlock Branch) And Leicester to Derby. Stops Would Include: (North Expansion) Duffield Belper Ambergate Whatstandwell Cromford Matlock Bath Matlock Chesterfield Sheffield (South Expansion) Market Harborough Kettering Wellingborough Bedford Luton Luton airport Parkway London St pancras international This would feature rolling stock including: Class 222 Class 156 (Potentially for Matlock branch) Class 153 (Potentially for Matlock branch) Layers might include class 700 SEHS add-on. I would love to hear your feedback and comments about my concept update I have created. This route would be 125 Miles in total Leicester Expansion = 87 Miles Derby Expansion = 32 Miles Matlock branch = 6 Miles.