Cyclists ride down Park Lane, to bring attention to their bike safety campaign.
Thousands of cyclists turned out, despite the miserable weather, to urge London's mayoral candidates to prioritise cycling safety.
They want London to become as safe as Holland for people travelling on two wheels.
Cyclists are calling for London's mayoral candidates to make the capital more bike-friendly.
They're staging a 'Big Ride' from Park Lane to Victoria Embankment, which they say will be the city's largest-ever event in support of safer streets for cycling.
The London Cycling Campaign is holding 'The Big Ride' later today.
They say it's the largest ever event in support of safer cycling in London, as they call on mayoral candidates to make the streets more inviting for cyclists.
As this promotional video shows, they point to Holland as a blueprint:
They are expecting thousands of Londoners on bicycles, foot, skates and rollerblades.
The event takes place just days before the mayoral election, and will follow a four-mile traffic-free route through central London; from Park Lane to Victoria Embankment.