Three people were seriously hurt after a horse box and car collided in Guyhirn yesterday.
The collision was in Gull Road with police, the ambulance service, the fire service and Magpas Air Ambulance all attending.
Four people in total were taken to Peterborough City Hospital. Three of the people were seriously hurt and another had a minor injury.
Nobody was in a life-threatening condition, police said.
The road was shut between Guyhirn and Murrow while recovery took place.
Anyone who witnessed the collision is asked to call police on 101 and quote incident 397 of October 6.