30 WEEKEND WALKS: LONDON (PB)

Boasting 3,000 public parks - ranging from big breathing spaces to secret little oases - London is Europe's greenest metropolis. This guide seeks out the serene side of the Smoke. All within the M25, these 30 routes ramble across commons, greens, parks, hills and heaths, wander along waterways and through woods, meeting London's lively wildlife and unearthing surprises along the way.