The marshes lay to the north of the Silures’ summer lands and to the south of their winter ones. Every year they must twice trudge through their harsh climate.
Journeys can be an authors biggest nightmare or their biggest friend. An author can fill them with descriptions that do little to drive the plot forward, or he can use the descriptions to personify a characters emotions, to create unusual settings for conflict, drop hints of future engagements, draw the reader deeper into an imaginary world or throw in a twist that no one was expecting.
Make sure they’re not repetitive and come back to them several weeks after you first described the scenes. If at that point you find it boring, re write the scenes to make them more alluring.