Runway 21 approach lights and Instrument Landing System (ILS) antennas, with Terminal 1 on the left and Terminal 4 on the right, at Perth Airport – 7 May 2018. Photo © David Eyre. Taken during an Aviation Association of WA (AAWA) airside visit. Continue Reading Previous: Runway 21 approach lights and Instrument Landing System (ILS) antennas, with Terminal 1 on the left and Terminal 4 on the right, at Perth Airport – 7 May 2018. Photo © David Eyre. Taken during an Aviation Association of WA (AAWA) airside visit. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ