Please allow me to direct the attention of this exalted audience to this humble Kickstarter:
https://www.kickstarter.com/projects/1009649146/orbis-mundi-2-real-medieval-life
Check the Updates to get an impression of the information contained in this book.
There were even a few tidbits of new or updated information that were news to me.
And there is a message which should be of interest to the well-educated (in all things medieval) audience of this forum: