Three Points of the Compass has a glance at the National Trails Register maintained by the Long Distance Walkers Association, giving himself a pat on the back at the same time.
The Pennine Bridleway is a peculiar trail. Not only is it multi-user, it has a couple of add-on loops and link routes, and... years after it opened, it still isn't complete! Finding maps and guidebooks for both planning and use on trail can be a challenge in itself. I know, as I searched them down in advance of my own hike in summer 2022