AN ANONYMOUS donor has put up £20,000 for any information that leads directly to Sian O'Callaghan being found.

Sian, 22, left Suju nightclub in Old Town at 2.52am Saturday morning and has not been seen since.

Sian’s phone, an LG E900 Optimus 7, was on in the Savernake forest area at 3.24am.

Sian is 5ft 3in tall, medium build, brown hair, green eyes. She was wearing a grey dress, black bolero style jacket, dark coloured tights and flat boots and had a dark handbag with a beige flower attached.

Please contact police immediately if you saw Sian, anyone with her, or any vehicles either after she left Suju or in or near beauty spots between Swindon and Savernake between 3am and 4am.

Any information, no matter how trivial it may seem, could be vital to police enquiries.

Contact Wiltshire Police on 0845 408 7000 Alternatively call CrimeStoppers on 0800 555111 where information may be left anonymously if preferred