Their Royal Highnesses visited the new Northern Spire Bridge which is due to open later this year.
Their Royal Highnesses began the day officially opening The Fire Station, the city's new hub for theatre, music and dance. The Fire Station is one of Sunderland's most iconic buildings and will now become a place to encourage people across the city to engage with the Arts.
The Duke and Duchess watched a performance and met members of the community involved in the project.
Next Their Royal Highnesses visited the new Northern Spire Bridge, due to open later this year. The 1,550-tonne pylon structure is twice as high as Nelson’s Column and taller than Big Ben's clock tower.
The Northern Spire Bridge will be an economic catalyst, providing new jobs and investment as well as helping link the city centre to the Port of Sunderland.