Presumably it looked the same in 1989, which might have appealed to Milat's particular sensibilities. From late 1989 or early 1990, Milat is working for the Department of Main Roads again, renamed as the Roads and Traffic Authority (RTA).  Public warnings were also given, particularly aimed at international backpackers, to avoid hitchhiking along the Hume Highway. Click to expand photo. Michele (Missy) Avila was also left there, drowned at age 17 by two friends who accused her of having slept with their boyfriends. Unresolved Murder. Their bodies were all discovered in the Belanglo State Forest, near Bowral, south of Sydney and found to be victims of serial killer, Ivan Milat. In late 1978 and early 1979, road worker Ivan Milat stayed at several different hotels in the vicinity of the Pacific Highway in the Hunter Region south of Newcastle. For this reason there's some debate over whether he operated alone, or even whether police found all his victims. They were last seen alive alighting from a Black and White taxi near Petrie Bight on the Brisbane River, 6km from Annerley at 10am on the Saturday. Detectives convince Ivan to walk out from his Eaglevale home in western Sydney and they place him in a police vehicle. A bone, tooth, nail, tissue or hair sample can commonly be used to obtain a DNA profile for a person. Grisly roadside discovery linked to a body found in the infamous Belanglo State Forest years ago, say police. At the time, Australia was known as a haven for backpackers, many of whom would hitchhike from place to place. Belanglo's notoriety draws sightseers, but also criminals who apparently want to attach themselves to the same grotesque brand. They called the police, who found another body, and the two were identified as British traveling companions Caroline Clarke and Joanne Walters.  Based on MO similarities, examples include Keren Rowland (20, disappeared 26 February 1971, found in the Fairbairn Pine Plantation in May 1971), Peter Letcher (18, missing November 1987, found in the Jenolan State Forest in 1988), and Dianne Pennacchio (29, disappeared 6 September 1991, found in the Tallaganda State Forest in November 1991). Notorious serial killer Ivan Milat and his seven victims. , There was evidence that some of the victims did not die instantly from their injuries. Allegedly he told friends he was just doing "what his family does." They found gun pellets and empty cartridge cases during a search for a grave thought to contain one of the three. Of course the girls were never seen alive again.. We now need to focus on populating the new Australian database with DNA profiles from our stored bones and missing persons in order for identifications to be made. The girls bodies were found about 24km apart, but they had both died of massive head injuries from a fractured skull. A woman who worked at the snack bar saw them at the hotel, a bikie hangout where drugs were dealt. Ivan Milat was arrested in 1994 following a major police investigation after seven bodies were discovered in the Belanglo State Forest, south-west of Sydney, between 1992 and 1993. Its time Australia committed to a laboratory solely dedicated to missing persons casework.