"315 years. 20,528 voyages. Millions of lives."
Sometimes, fewer words are better. Watching this speaks volumes for itself. Please read the details in the article in this link pertaining to the information contained in the video, for instance how Mr. Kahn designed each dot representing an individual ship to be interactive. A viewer can click on each dot to see relevant information regarding the ship such as the country of origin, flag, and destination.