Detectives are appealing for information following a serious assault in the Grassmarket area of the city.
The incident happened around 2.20am on Sunday, 3 October, when a 21-year-old man was found injured on the pavement next to the junction of Cowgatehead and Candlemaker Row.
He had sustained a serious head injury and was taken to the Royal Infirmary of Edinburgh for treatment.
Detective Constable Gary Lipscombe, from Edinburgh CID, said: “This area was extremely busy at the time of the incident and I am appealing to anyone who can help with our enquiries to come forward.
“Likewise, anyone who was driving in the area and may have das-cam footage that could help is asked to get in touch.“If you have information please contact Police Scotland on 101, quoting incident 0562 of Sunday, 3 October, or make a call anonymously to the chartity Crimestoppers on 0800 555 111.”