This is an infographic design project of visualization the story about Portuguese expansion and how spice trading market opened. It describes the beginning of Portuguese expansion and three main expansion routes between Lisbon and Calicut through introducing the position of each route and the materials they used during this process, such as different kind of vessels, “Volta”, magnetic compress and “Altura”. In addition, this image also shows the history of vessel development, from “Gallery” to “Mixed-rigged seagoing vessel”, then “Caravel”.