Greenwich Meridian Trail
Stretches 440km from Norfolk to the Sussex coast, following the Prime Meridian line through varied terrain—expect flat fens, gentle farmland, rolling Chiltern hills, then North Downs with moderate climbs. Challenging length but sections are accessible for families tackling shorter stretches; not buggy-friendly due to stiles, gates and field paths. Dogs welcome throughout. A unique long-distance trail linking historical landmarks, Greenwich Observatory, and coastal views—perfect for those wanting