4  Local feature of an Inn Way route (3)

 6  Odd chap toasts the Wales and the King Charles III (England) ones? (5,5)

11 Dare to turn north ... for ancient Warwickshire forest (5)

12 Scent in wood – ours (5)

13 In Toulon? Do note Ramblers' HQ location! (6)

14 Humorous verse: "Town on Ireland's Ballyhoura Way" (8)

15 Some canna' name a Scottish town and river! (5)

16 RSPB marshes on Speyside Way ... partly contain shearwaters (4)

17 One try to change county of N. Ireland! (6)

19 Country walkers usually prefer kissing ones? (5)

21 Guides, in haste, er stumble (6)

22 The blue eastern location of The Old Man of Storr (4)

24 Like a chalk stream's water – that's plain (5)

26 Inter-tidal area like Morecambe Bay (7)

28 Malham Cove once had a waterfall higher than this North American waterfall (7)

29 Chestnut, for example, encountered on a bridle path? (5)

30 Garment opening in woven trousers (4)

31 County, in short, has famous Surrey horse race at start of September (6)

33 The Peak District was the first of 15 such National ones (5)

35 Going from A to B in real confusion! (6)

37 Initially, Surrey's 'Sheepleas' surely is area identified as needing protection/conservation? (4)

38 Pike on Helvellyn ridge ... fish-catcher! (5)

40 Backpack featured on RA badge, 1950s – 1987 (8)

42 It's central to YHA (6)

43 ___ Estate, one of UK's largest property portfolios worth five shillings once! (5)

44 Resort at northern end of Ayrshire Coastal Path or not, perhaps (5)

45 Tom ___, inspiration behind 4/46 dn. sent phone off (10)

46 See 4 Down

47 A walk in the park in Sheepleas, yes? (4)

 2  Status of Ramblers organisation – cry "a hit!" perhaps (7)

 3  Dirge about 'Long narrow hilltop' (5)

 4/46        English backbone evident on this long-distance trail? (7,3)

 5  Small stream initially by castle (5)

 6  2000 legislation giving walkers greater freedom to upset cow cart! (4,3)

 7  Goat Fell is this island's highest point – in circular range (5)

 8  A lot hurt by tip of raven's hooked claw (5)

 9  Village at Morecambe Bay end of Furness Way – is sandier, perhaps (7)

10 Tycoon who blocked Framfield 9 footpath: "Go North-east – off!" (11)

18 Shape of NT waymarker sign – Truro megalith to some extent (5)

19 Start of Ayrshire Coastal Path, ___ Kirk ... Peg confused with plan (7)

20 Strays badly going round start of marshes in largest of the Scilly Isles (2,5)

21 Grass-like plant – south by border (5)

23 Site of Peak District's 1932 'mass trespass' – made by more generous troop-member? (6,5)

24 Steep rocks like The Roaches start to catch shabby clothing (5)

25 Specialists in walking vacations established 1946 (abbrev) in summer, Wharfedale (3)

27 Scotland's largest lowland loch, left still (5)

32 Developed, as an urban area – and made to look important (5-2)

34 In a weak state – but make a speedy descent! (3-4)

35 Freshwater lake on Rob Roy Way – behold capsized yacht (4,3)

36 Agrees, you might say, they're ways to the hilltops (7)

38 West Yorkshire valley hostel finally incorporated into residence (5)

39 Tilts the basalt columns of the Giant's Causeway, say! (5)

40 Continue Ramblers membership, say, in Flintshire NE Wales (5)

41 Coastline is quiet, with mineral rock (5)