“It’s been a part of my life since I got into the Premier League and Dubai offers the highest level of facilities in the world”
And Salgado, now 40, played under Big Sam at Blackburn, where he ended his playing career after ten years with Real.
The former Ewood Park defender, who won four Spanish titles and two Champions Leagues, among other trophies with Real, has remained close to Allardyce.
The Sunderland boss said: “As we had a fortnight without a game before we visit my old club West Ham on Saturday, we’ve taken the chance to do some training in Dubai.
“I’m a great believer in that and in the past at other clubs I’ve seen the benefit of it.