This is not one piece specifically, but rather a search category in itself. Often it seems that the journey is made from horseback and the artist at the time did what they know.
The Journey of the Magi : Sassetta
|The Journey of the Magi: Sassetta (Stefano di Giovanni) (Italian, Siena or Cortona ca. 1400–1450 Siena)|
Below are two images from a site doing picture details of Wall Painting restorations.That direct link is here: https://camera.hypotheses.org/tag/wall-painting
|The Journey of the Magi, detail, wall painting, 1435, Maria Saal (Carinthia), Cathedral|
|The Journey of the Magi, detail, wall painting, c. 1420/25, St. Peter am Kammersberg (Styria), Parish Church|