Hi Jazzgirl hope you are well. I can think of lots of places that fit the bill. Ie suitably muddy to deserve the appellation. Top of my list isAllhallows on the Isle of grain. Which was once popular with East Enders but Canvey, Mersea, Foulness, Osea, Northey,and Dengie flats which was scheduled to become
arrival to Clacton before the Second World War intervened . Well! XX