<span>to chart the geography of the region for future exploration and development The first mission was given to them by President Jefferson in order to chart the land to see if the land is worth the money, as the land towards the west of the 13 colonies were fairly new and unexplored by the Americans.
</span><span>to explore the region and document new scientific discoveries As they explored they were to make contact with the people groups in the area, to explore the land, and to document plants, animals, and people groups discovered as information for the president.
