Mad Hatter's Walk

A walk along the Thames Pathway in aid of Macmillan Cancer Support in the charity's centenary year. You can begin the walk at the following locations: Hays Galleria, SE1 2HD; Old Royal Naval College, SE10 9LW; St George's Wharf, SW8 2LR. Walkers are encouraged to wear a hat; there's a prize for the best headgear. See the website for full details.