Catch the 08:41 train from Ashford(a few minutes earlier from Staines) to Vauxhall and change to the Victoria Line to Finsbury Park and change again to the Piccadilly Line to Cockfosters arriving at 10:07. There will be a coffee stop at a cafe in Trent Country Park near the start. The walk starts by going through Trent Country Park and continues via Enfield Chase, Ash Wood, The Ridgeway, Clay Hill(pub/picnic lunch) and the Turkey Brook To Turkey Street Station. Our return journey is to Seven Sisters, change to Victoria Line to Vauxhall and change to SWT for Ashford and Staines.