Game concept
Travel
The game also links it as Travels, Traveling, Traveled.
From the game's encyclopedia
Travel is the means by which a Character gets from one Location to another, primarily to attend Activities.
There are numerous ways to plan your journey like choosing a Caravan Master to hire, selecting Travel Options, and customizing your route. You will meet many interesting characters along your path, but be wary of Danger that may lay in wait.
The game's text for patch 1.20.1.2. Words in blue are entries of the encyclopedia: hover one to read it, as in the game.
Travel is an entry of Crusader Kings III's in-game encyclopedia. The game explains it: "Travel is the means by which a Character gets from one Location to another, primarily to attend Activities." It covers Travel Option, Danger, Safety, Speed, Destination and 3 more. The game also links it as Travels, Traveling and Traveled. Patch 1.20.1.2, from game/common/game_concepts/04_ep2_game_concepts.txt and game/localization/english/game_concepts_l_english.yml.
Source: game/common/game_concepts/04_ep2_game_concepts.txt, game/localization/english/game_concepts_l_english.yml and the English localisation, Crusader Kings III 1.20.1.2.