What are the best Nature Walks in North West England?

The best Nature Walks in North West England according to Viator travelers are: <br/><ul><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Manchester/The-Manchester-Walking-Tour/d4056-154546P1" target="_blank" rel="noopener">Rock and Goal Manchester Walking Tour</a></li><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Manchester/Free-Walking-Tour-Manchester/d4056-154546P4" target="_blank" rel="noopener nofollow">Private City Walking Tour in Manchester</a></li><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Carlisle/Copeland-Self-Guided-Lake-District-Walking-Tour-6-nights/d26513-70427P8" target="_blank" rel="noopener nofollow">6-Day Private Self-Guided Copeland Lake District Walking Tour</a></li><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Liverpool/3hours-Fun-City-Walk-Tour-to-Anfield-Stadium-Liverpool/d940-357285P1" target="_blank" rel="noopener nofollow">Private Walking Tour to Liverpool Anfield Stadium</a></li></ul>