The Royal Geographical Society (RGS) is a prestigious organization dedicated to the advancement of geographical knowledge and exploration. If you are looking for synonyms to use instead of the RGS, there are several options available. One possible alternative is the Geographical Society, which refers to any organization focused on the study of geography. Another option is the Royal Geographical Society of London, which specifies the location of the society's headquarters. Other possible synonyms include the Society for Geography, the Geographical Association, and the Royal Society of Geographers. No matter which synonym you choose, it is clear that the pursuit of geographic knowledge remains an important facet of modern society.