1. Written Records: Lewis and Clark were meticulous record-keepers, and they kept detailed journals throughout their expedition. These journals contain a wealth of information, including descriptions of the landscapes they encountered, the plants and animals they observed, and the interactions they had with Native American tribes.
2. Maps: Lewis and Clark also produced maps of the areas they explored. These maps are valuable for understanding the route they took and the geographical features they encountered.
3. Archaeological Remains: The Lewis and Clark Expedition left behind a number of archaeological remains, including campsites, artifacts, and the remains of fortifications. These remains can provide insights into the activities and daily life of the expedition members.
4. Native American Oral Histories: Many Native American tribes have passed down oral histories that include accounts of their interactions with Lewis and Clark. These oral histories provide a unique perspective on the expedition and can help to fill in gaps in the written record.
5. Natural Features: Lewis and Clark named a number of natural features, such as mountains, rivers, and lakes, after themselves or members of their expedition. These names can still be found on maps today and serve as reminders of their journey.
6. Scientific Specimens: Lewis and Clark collected a variety of scientific specimens, including plants, animals, and minerals. These specimens were sent back to the United States and helped to increase scientific knowledge of the newly acquired territories.
By studying the evidence left behind by Lewis and Clark, we can gain a deeper understanding of their expedition and its significance in American history.