The family of a student from Suffolk who has been missing in Hungary since leaving a New Year celebration have flown to Budapest to find him.
Daniel Gliksten, 23, is studying medicine in Budapest and was last seen celebrating with friends in the city.
His family, who run the 1,200 acre Denham Estate near Bury St Edmunds, are said to be desperate to locate him.
In a statement they said:
Hungarian police confirmed officers in the city's fifth district had launched an investigation.
Mr Gliksten, who holds dual British and Swedish nationality, was seen leaving the Otkert bar in Zrfnyi Street in the early hours of January 1. The area is popular with tourists.