Police are appealing for public assistance to help locate missing Northcote woman Fotini Popovski in Rosebud.
The 85-year-old was last seen at the intersection of Jetty Road and Nepean Highway when she wandered off from her tour grouup about 4pm today.
Fotini is described as Caucasian with short, grey hair and was last seen wearing a black skirt and black and white t-shirt.
Police and her family are concerned for her welfare due to her age, she does not know the area and her disappearance is out of character.
Police have released an image of Fotini in the hope someone recognises her and can provide information regarding her current whereabouts.
Anyone with information about Fotini is asked to contact Rosebud Police Station on 5986 0444.