A naked woman covered in gold paint left motorists confused as she walked down the middle of a street.
The mystery woman turned heads and stopped traffic as she wandered down a busy dual carriageway.
See also: British nudist tourists wanted in France
Photos taken by stunned witnesses show the nude woman painted from head to toe as she stands in the middle of the 40mph road while speaking to police officers.
Police were alerted after passers-by became concerned for her welfare.
One motorist told how he nearly crashed his car when he saw the woman on his way to work.
The woman was spotted in Mere Way, Northampton
The woman was spotted in Mere Way, Northampton, at about 11am on Monday morning.
Jess Hornsey, 17, who was driving to nearby Abington at the time of the incident, said: "I was a bit worried for her.
"I didn't know whether I should ring the police or not - or whether it was some sort of prank."
Drivers weren't sure if it was a prank
Another motorist, who did not want to be named, said: "I nearly crashed my car when I saw this naked lady painted all in gold.
"Its certainly not something you see on your way to work each day.
"I thought my mind was playing tricks on me. It was really strange."
Police say the woman was taken to Northampton General Hospital
Another witness said a motorist driving a black BMW managed to make sure the woman was safely out of the road before police arrived at the scene.
A spokesman for Northamptonshire Police said: "We were alerted by a member of the public who had seen a woman walking along Mere Way.
"We attended and she was taken to Northampton General Hospital."