The Bilya (River) Walk Track follows the Gulgulga Bilya (Avon River) from Duidgee Park in Toodyay township to Nardie Cemetery on the Toodyay-Northam Road. The track is 5.6 km each way - over 11 km return but you can do a shorter walk by accessing the track from several mid way points. From Duidgee Park the track passes under Newcastle Bridge and you can see the flood indicators on one of the pylons. The track, clearly marked with orange trail markers, passes behind the buil