Leaders walk out the designated route in order to reconnoitre it, bearing in mind that certain features of the route may change before the actual day of the walk.
en.wikipedia.org In medival times their duties were to reconnoitre, to carry intelligence, to harass stragglers, to act as spies, to intercept convoys, and to pursue fugitives.
en.wikipedia.org They were sent to reconnoitre, and if assailed were ordered to signal, when they would have been reinforced by a corps of regular infantry and a battery....
en.wikipedia.org We then sent spies down the river to reconnoitre, who sent word by a runner that several boats were coming up filled with men.
en.wikipedia.org In between the mayhem, though, lie sizeable open worlds to reconnoitre, dotted liberally with animals to hunt for resources and loot to be discovered.
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