A time capsule has been buried at the Manchester United ground.
The time capsule contained audio commentary from key games
Sir Bobby Charlton did the honours to mark the opening of Manchester United's new, expanded 76,000-seater stadium.
The capsule contained a number of items of historic importance to the club, as well as memorabilia, photographs and audio commentary from key games.
A copy of Duncan Edwards' 1955 playing contract detailing his £15-a-week wages was also included, next to the players' bonus schedule for 2005-06.