One frame per day (at twice the frame rate), changed the colour, location markers sized according to time spent at that point on that day (frame). Marker area = log (days spent there +0.5).
Using Python with the Pandas library for data processing, Cartopy library for mapping and ImageMagick at the command line for stitching the frames together into a gif.
Files and code for maps 1 and 2
Data (.zip, 2KB)
Frames (.zip, 2.1MB)
Frames 2 (.zip, 7.9MB)
Map example (.py, 778 bytes)
Map John (.py, 5KB)
Map John 2 (.py, 5KB)
Files for running map 3 are on my GitHub
JJ Crump: The Itinerary of King John and the Rotuli Litterarum Patentium
Fanny Madeline: How to map the Angevin Empire? (external PDF)