Nigberg participated at the
1996 Summer Olympics in
Atlanta, where he won a gold medal in Team Jumping, together with
Franke Sloothaak,
Ulrich Kirchhoff and
Ludger Beerbaum. Nieberg again won a gold medal in Team Jumping at the
2000 Summer Olympics in
Sydney, together with
Marcus Ehning,
Otto Becker and
Ludger Beerbaum. ==References==