There are plenty of areas where the charts are woefully inaccurate, not updated since they were originally charted by the empires 150+ years ago. An often repe

There are plenty of areas where the charts are woefully inaccurate, not updated since they were originally charted by the empires 150+ years ago. An often repeated fact is 'we know more about the surface of the moon than the bottom of the ocean' You can pretty much still have the experience of exploring uncharted seas.