| The Long Riders' Guild | Gordon's passion and previous expedition on horseback linked him with the Long Riders' Guild, the world's first international association of Equestrian Explorers and the largest repository of equestrian travel knowledge in human history. |
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The Royal Geographical Society with the Institute of British Geographers |
The Royal Geographical Society (RGS-IBG) is a learned society, founded in 1830 for the advancement of geographical science which has served as a research and launch point for many historical expeditions. |