Northern Territory police have appealed for information regarding the death of a man in Darwin's CBD.
A crime scene has been established in the carpark of the Frog Hollow Centre for the Arts.
Major crime detectives have been put on the case as the death appears to be suspicious.
Police received reports a man had collapsed about 6pm (ACST) on Saturday. He was treated at the scene but died a short time later.
Duty Superintendent Louise Jorgensen has appealed to members of the public to come forward if they have any information about the incident.
Police have provided no further details at this stage.