Sea Routes in the British Isles

Something light-hearted and simple, then.  Back in 2014, I published a group of sea trade maps.  I'd like to draw the reader's attention to this one that was posted then:

Since I finished creating the map of Britain, I've been working on an updated sea route map that would include the British Isles.  It looks like this:

Frankly, I'm glad this is done.  It is one more step towards adding England to the trade system, a long, involved process.  I've updated the map on my Google Drive, for those who have donated $10 or more to my Patreon account.  Thank you all again.