In “Explorers”, change

If an Explorer has one or more Dog Sleds, they may change their camp to either the camp with the next highest latitude or the camp with the next lowest latitude, both relative to their current camp, by spending 1 Supplies as an Outdoors action. They cannot take this action if they have zero or less supplies.

to:

If an Explorer has one or more Dog Sleds, they may change their camp to any camp adjacent to their current camp, by spending 1 Supplies as an Outdoors action. They cannot take this action if they have zero or less supplies. A pair of camps are adjacent if they are at the same latitude, or if there are no camps at any latitudes between them.