The Green Chain Walk, which started back in 1977, was set up to protect green spaces from development, and promote the enjoyment of the outdoors. Some locals will be aware that it’s now, pretty much, reached our bit of Southwark. This Sunday 31st January, Walk London is offering a guided walk of the Southwark extension from Nunhead station to Crystal Palace, which will pass through Peckham Rye ward. Leaving Nunhead station, the Green Chain will pass through Nunhead Cemetery and then to Camberwell New Cemetery. It will then head up the steep path to the top of One Tree Hill. The Oak of Honour This Sunday they’ll then be a chance to meet with resident, Ian White, at the pioneering self-build housing in Walter's Way for a talk. Then on to the Horniman for lunch. The walk continues on to Sydenham Hill Woods Nature Reserve, past the modernist 'Six Pillars' and the 'Dulwich Wood House' into the former Upper Sydenham railway station, then a look at the Paxton Tunnel, a c...