Perth and Fremantle have an extensive and expanding network of bike paths, which means you can ride along the rivers and coast without having to worry about traffic. Most freeways also have separate parallel cycle paths. Bicycle helmets are compulsory. Details on trails and free brochures are available from the Western Australia Visitor Centre (Forrest Pl. at Wellington St., CBD. 08/9483-1111; 1300/361351; 61/89483-1111 from outside Australia). Maps are also available from BikeWest (441 Murray St., CBD. 08/9216-8000).
