21. Luxury on the Lower Thames
Capital Sport runs a range of unusual walking holidays across the UK and this London trek is one of the most luxurious on its books. An eight-day, self-guided ramble taking in Windsor Castle, Kew Gardens, Tower Bridge and the London Eye en route before finishing up at a five-star hotel in the capital.
Details: Prices start at £1,640 per person (capital-sport.co.uk)