A 31-year-old man has been arrested on suspicion of causing death by dangerous driving after a fatal crash on Wearside.
The crash between two cars happened on the A183, near Penshaw Monument in Sunderland, on Sunday morning, Northumbria Police said.
One passenger was killed and two other people are being treated in hospital.
Roads around the monument are expected to be closed for most of Sunday. The 31-year-old is in custody.