Reading explorer have played an important role in world history. Their discoveries have improved our knowledge of the earth and have also changed the way we understand our place in the world. The historical articles below are about the voyages of two famous explores. Before you read the articles, think about the following questions. What dangers did explores face in the past? What are the possible requirements for becoming an . explorer sAiling the oceans? Jan her in the summer of fourteen o five june, her one of china's greatest explores set sale from titzer on his first voyage, a fleet of over two hundred ships navigated the blue seas with almost twenty eight thousand people on board, which was a splendid scene. IT would take five hundred years before a larger fleet sail the sea. According to some records, the largest ships were over one hundred and forty meters in length, demonstrating the advanced technology and special skills used in constructing ships between fourteen no five and fourteen thirty three. On behalf of the main dynasty, jung her made a total of seven. His ships were loaded with china silk, tea and other treasures as gifts for foreign rulers, and the fleet paid friendly visits to more than thirty countries in regions. He even sailed as far as the east coast of africa. As they sailed, the navigators took compass readings, kept logs of their voyage and charted the coast. Later, the detailed maps became john, her navigation map. John, her seven voyages had a far reaching impact on china and its neighbors in the countries and regions where jane said foot legends have been passed on about this great explorer, john. Her efforts helped develop and strengthen harmonious relations with these countries and regions, exposing foreign people to chinese culture and allowing the chinese to Better understand overseas lands. For many years, some historians dismissed the records of these voyage as legends. The final proof came when an enormous shipyard was discovered in nanjing, where the fleet had been built. Jung, her's accomplishments are now widely acknowledged, and he is remembered as one of china's most influential explores. Christopher lumbers, those who make great discoveries must often overcome many chAllenges along the way, as was the case with the explore. A Christopher, her columbus colombus, was born in a port city of italy in fourteen fifty one. As a teenager, he loved sAiling and he showed great interest in geography, which inspired him to begin his career as a Simon colum insisted on searching for a direct service to the by sAiling across the after continuous attempts, he received financial support from the king and queen of spain. On the third of August 42 ninety two，he departed from spain with three ships Carrying about ninety crewman. The journey was full of chAllenges. IT took longer than expected. They faced a shortage of food. And one of the ships was leaking badly, which put everyone on this ship in grave danger. The men on board were in panic. Regardless of all the chAllenges, colum manage to keep everyone out of danger with his knowledge and bravery across the ocean. Finally, on the twelve of october, the crew spotted land in the distance. Colum called the natives living on the island's indians because he was convinced that he was in the east. However, the shoes they had reached one of the carribean, not the eaten. Indeed, between nineteen ninety three and fifty, no four column more land over the course of his three subsequent vogts. The major contribution of this great explorer is that he discovered the new world. His discovery inspired explores, such as captain James cook, to explore and discover more vast areas of the world. His vogues opened a new chapter of the age of exploration, a period which witnessed many important geographical findings. This period also allowed for an international exchange of ideas and cultures.