Sentencing the killers, Mr Justice Sweeney said Lee Rigby "had done absolutely nothing to deserve what you went on to do to him."
Mr Justice Sweeney added: "It is no exaggeration to say that what the two of you did resulted in a bloodbath."
Adebolajo tried to behead the soldier while Adebowale stabbed him in the chest.
"You both gloried in what you had done," the judge told the court, and said it had a "severe and lasting impact" on his loved ones.
More top news
A picture of Cecil the lion - the animal killed by an American dentist in Zimbabwe - has been projected on to the Empire State Building.
A man, believed to be in his 50s, was pronounced dead at the scene after apparently suffering a heart attack.
A healthy retired nurse has ended her life at a Swiss suicide clinic because she did not want to become old.