The ground covered is often a linear extent with or without specific starting and ending points:
It can also be a waypoint/something that must be passed or encircled.
However, if the entirety of the motion event is simply located, Locus applies:
The prepositions around and throughout can mark a region in which motion that follows an aimless or complex trajectory is contained. Construal is used for these, whether or not the region is explicit:
The ground that must be covered in order for the motion to be complete.