Sea in culture of barbarian invaders and knowledge of geography took a backward step. In the seventh century, Isidore of Seville produced a "wheel map" in which Asia, Africa and Europe were arranged like segments in an orange, separated by the "Mare Mediterranean", "Nilus" and "Tanais" and surrounded by "Oceanus". It was not until the fifteenth century that Ptolemy's maps were used again and Henry the Navigator of Portugal initiated ocean exploration and maritime research. Encouraged by him, Portuguese navigators explored, mapped and charted the west coast of Africa and the Eastern Atlantic and this knowledge prepared the way for the great voyages
Daytona Beach Shores, Florida Shores has no manufacturing industry, but caters to tourists year-round with miniature golf courses and other types of family entertainment. According to the United States Census Bureau, the city has a total area of , of which is land and (3.56%) is water. The city of Daytona Beach Shores is located on a barrier island along the Atlantic Ocean. The other side of the island (the west side) is bordered by the Halifax River lagoon, part of the Intracoastal Waterway. The city is bordered on the north by Daytona Beach and on the south by Wilbur-by-the-Sea, and Port Orange. The