The age of exploration and lengthy sea voyages were provoking changes in shipbuilding during Middle Ages. The most popular ship for open sea travels were the caravel, a highly skillful sailing ship developed in the fifteenth century. Navigators used the caravel a small but fast merchant ship that typically carried few weapons, were used by Spain, Portugal, and England. In the fifteenth and sixteenth century, the growth of European maritime technology affected the European exploration of America because of the navigation paths and the developments of territory. The carrack that has similar sails to the caravel. The carrack was a much larger and slower ship than the caravel and typically carried supplies. In that same time of the European technology