London's first 3D zebra crossing encourages drivers to slow down

The first 3D zebra crossing in the UK has been painted on a road in north-west London in an effort to improve road safety in the area. 
The striped crossing appears to be floating above the road, creating an optical illusion that is visible to oncoming drivers from both directions.
The aim is for the crossing to appear more clearly to motorists so that they slow down when approaching it.
Year-long trial before possible rollout
Located on St John's Wood High Street in Westminster, the c