A group of young brass players entertain hundreds of people in the city's market square.
Durham's International Brass Festival features bands from across the world.
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The colours red, white and blue have been projected onto the monument following yesterday's terrorist attack at Westminster.
After Wednesday's downpours things are looking more settled.
Durham PCC, Ron Hogg is urging members of the public to "stay strong and stay together" by sharing intelligence to defeat terrorism.