On the 15th of Feb, London will see Britain's biggest ever anti-war demo. There are 3 starting points: 12 noon at Embankment, 12.30pm at Gower Street and for cyclists, a 'Wheels against the War' critical mass, 12 noon under Waterloo Bridge. The march ends at Hyde Park and there will also be a mass sit-down at Picadilly Circus, meet 5pm Green Park. Link