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
Apostle Islands Lighthouses Duluth-Superior grew, and with the opening of Ashland's first ore dock in 1886. The Apostle Islands lighthouses are popular among tourists. Lighthouse historian Terry Pepper has described them as "one of the more interesting geographically centered collection of [lighthouse] structures" in the United States. Another lighthouse historian, F. Ross Holland, has called them "the largest and finest single collection of lighthouses in the country." The following lighthouses were included in the 1977 National Register listing: Other lighthouses are in the area, but are not included in the Apostle Islands Lighthouses listing: Major restoration projects were initiated at several of the