2. Secret history of navigation. The Secret History of Navigation is a book written by Jon Harding. The Secret History of Navigation tells the story that in order to survive and develop, human beings are constantly advancing towards the ocean, exploring and discovering the secrets of the ocean, and looking for the passage to unknown land.
3. The voyage diary of Phoenix. The Voyage Diary of Phoenix is a published book written by Hao Zheng. "Voyage Diary of Phoenix" tells that in order to commemorate the 600th anniversary of Zheng He's voyage to the Western Ocean, Phoenix Satellite TV launched a voyage, and three people sailed a dhow named Phoenix from the Pacific Ocean to the Indian Ocean, passing through 20 countries and regions, with a voyage of nearly 13000 nautical miles.