Two people were taken to hospital after a vintage steam engine and a coach collided in Barton-le-Clay this afternoon.
The East of England Ambulance Service was called at 1.07pm and two ambulances, a response car and an officer were sent to the scene on Bedford Road (A6).
A hazardous area response team (HART) vehicle and the Magpas air ambulance were stood down before arrival.
Three patients were assessed, with two being take to Luton and Dunstable Hospital for further care.
The coach was carrying no passengers at the time but the driver, a man in his 20s, suffered a head injury and some cuts and grazes.
Two men who were operating the steam engine, both in their 50s, fell from the vehicle with one being taken to hospital with his neck and back immobilised as a precaution.