Watch: Marvellous Mackems - some amazing achievements of Wearside residents
From heroes of wartime to icons of astronomy.
Sunderland has been the home of a number of amazing people - some of them better known than others.
Some are native born, other spent a significant chunk of their lives here.
What they have in common is that they all made their mark on history.
Have a watch and see if you know their colourful stories.
The fascinating tale of another legendary Wearsider, Jack Crawford, is also covered in our bumper-length feature Curious Sunderland.