Sites across Cambridgeshire have been hit by global IT issues on Friday.
Businesses including banks, airlines, train companies, telecommunications companies, TV and radio broadcasters, and supermarkets have been affected by a mass global IT outage.
The outage was related to an issue at global cybersecurity firm CrowdStrike and Microsoft, although it is unknown if it is the same issue affecting airports and train services across the globe.
Among the Cambridgeshire institutions affected; Addenbrooke's hospital in Cambridge, train operators Greater Anglia and Great Northern, and attractions such as Wimpole Hall and the Cambridge University Botanic Garden.