The Egyptian Pyramids is one example of a construction made of large stones. HOWEVER, The question seems that there should be pictures included, but there is not. So I give an example to help however I can, Feel free to comment and give more context if you wish for further help.
Answer:
It showed the people of Europe that the United States was independent
Explanation:
The document showed the common men of Europe that the United States which was colonized was independent but the fact that Europe was not.
To survey the land and track a route to the Pacific Ocean