Behind the scenes at the World Cup - PHOTO+VIDEO

And for many of football's biggest stars, their appearance at the tournament is something they'll want a document of forever, which inevitably means an onslaught of selfies on social media.Neymar, who many considered to be Brazil's best hope of winning the World Cup on home soil, is undoubtedly the king of footballers on Instragram, appearing to document every crucial moment in the tournament with a grinning photograph of himself in various states of undress.With more than six million followers, the 2,000 images Neymar has posted on Instagram have been viewed by fans around the world, giving a unique insight into the personal life one of the world's best footballers as he performs on the sport's highest stage.After scoring two goals in Brazil's opening World Cup match against Croatia, Neymar took to Instagram to share a selfie of himself alongside model girlfriend Gabriella Lenzi.The shot was taken on a phone iPhone with Superman-themed cover, which perhaps hints at the way the Barcelona striker views himself within the Brazil squad.Neymar isn't the only superstar spending much of his non-playing time on social media.Before Portugal were beaten 4-0 by Germany last night, Christiano Ronaldo uploaded a photograph to Twitter showing himself and his teammates arm-in-arm, along with the a motivational message.And, of course, what better way was there for the victorious German team to gloat after the match?Following their victory, the entire squad posed for a selfie with German Chancellor Angela Merkel who visited the national side in their dressing room.A Twitter image uploaded by Lukas Podolski showing him giving the thumbs up alongside Ms Merkel has so far been reposted more than 1,000 times.(dailymail.co.uk)Bakudaily.az