Police are appealing for witnesses to a serious crash which took place in Lechlade yesterday.
The collision took place on the A417 at 12.55pm and involved a Citroen van and a KTM motorcycle.
Both ambulance and fire crews attended alongside officers and a woman, aged 60 and from Hampshire, suffered serious leg injuries.
She was flown to John Radcliffe Hospital in Oxford by the air ambulance.
The woman had been riding pillion on the motorbike with her husband, also aged 60, who suffered minor injuries.
The driver of the van, a 32-year-old woman from Bibury, was uninjured following the collision.
The road was closed while an investigation took place and was reopened later in the day.
Investigating officers are asking for witnesses or drivers with dashcam footage of the incident to call 101 quoting incident 187 of June 16.