Updated at 6.18pm: Hong Kong people will be able to admire some famous Chinese cartography from the Ming Dynasty - which will be on display at the Central Library in Causeway Bay this week. A dozen maps showing the expeditions of Admiral Cheng Ho in the Ming Dynasty will be displayed in an exhibition titled - 'Eye on the World''. Admiral Cheng Ho, or Zheng He, was one of China's most famous maritime explorers. He was born in 1371 and died in the tenth year of the reign of the Ming emperor Xuande (1435). Starting from the beginning of the 15th Century, he travelled to the west seven times. The seven voyages were named the 'Treasure Fleet' and Admiral Zheng was the commander-in-chief. For 28 years, he travelled more than 50,000km and visited over 30 countries, including Singapore and the coastline of the Indian Ocean. The maps will feature the high-risk seismic zones, a hand-drawn map and various maps related to economic development, tourism, transportation and architecture. More than 200 modern and ancient maps will also be shown in the exhibition. The exhibition will be held from March 10 to 30. The opening hours are from 10am to 8pm. Admission is free.