The Castle of Gardeny, together with those of Miravet, Monzón, Peñíscola and the city of Tortosa, is part of the Domus Templi Templar Route (the houses of the Temple). This journey through time reveals much of the heritage and Templar legacy of the ancient Crown of Aragon during the eleventh and twelfth centuries. It is an itinerary for heritage and history in the lands of Catalonia, Aragon and Valencia.