You may be astonished and amazed by the dynamic interaction and work done by the Panama canal staff and the work they do, especially the tugboats, which are marvelous machines that do an important job and serve/secure and provide 96.8% of the passage of 9000 ships annually. Sailing through the canal without the Panama canal, the world giant world economy/trade will suffer a serious handicap and avoiding this is essential for the world economy and its permanent development.