Casquets lighthouses permanently discontinued from 11 May 2011. The South West Tower is topped with a helipad and there is another helipad on a flat section of the rock. The rocks are also marked using racon with a Morse letter T on radar displays. The lighthouse complex was automated in 1990 and is monitored and controlled from the Trinity House Operations Control Centre in Harwich. <br> Casquets lighthouses Casquets Lighthouse is an active lighthouse located on the rocky Les Casquets, Alderney, Channel Islands. Casquets Lighthouse is the latest in a series of three lights on Les Casquets. The first lighthouses started operation
Caloundra Lighthouses was listed on the Queensland Heritage Register on 5 February 2010 having satisfied the following criteria. The place is important in demonstrating the evolution or pattern of Queensland's history. In their location, materials and design, the Caloundra Lighthouses (constructed in 1896 and 1968) are important in demonstrating aspects of the evolution of marine navigation along the Queensland coast. The first Caloundra Head Lighthouse (1896) marked the entrance to the North West Channel in Moreton Bay, which proved to be the safest, most reliable and consequently the most used entry channel to the Port of Brisbane, Queensland's premier port since the