A man has died after a car hit a wall in Rossendale.
Emergency services were called to Haslingden Road, in Rawtenstall, at around 3am on Sunday.
A 29-year-old man was pronounced dead at the scene.
A second man, aged 26, suffered back and wrist injuries. These are not believed to be life-threatening.
Lancashire Police said the Citroen C2 - which had collided with a stone wall - was discovered by a passer-by.
The force is now appealing for anyone with information to come forward.
Sgt Oliver Jones said: “This is an incredibly sad incident and my thoughts are with the family of the man who died who are being supported by our officers.
“If you saw a Citroen C2 being driven along Haslingden Road around that time or you have any information you think can help, please get in touch. I am particularly asking people to come forward with any dash cam or CCTV footage."
Anyone with information is asked to contact Lancashire Police quoting incident reference 193 of October 21.