1. But we were absolutely determined to cover our territory, not leaving any isolated Lapp camp or mountain farm unvisited.

2. • The Crammed loose boxes to his right seemed more menacing, as though the ugliest objects had been banished to this unvisited dungeon

3. The crammed loose boxes to his right seemed more menacing, as though the ugliest objects had been banished to this unvisited dungeon.

4. When planning a route, it is actually not necessary to wait until the destination node is "visited" as above: the algorithm can stop once the destination node has the smallest tentative distance among all "unvisited" nodes (and thus could be selected as the next "current").