Who was the partner of the man who named Tower Rock?
Tower Rock State Park:  Tower Rock received its current name when Meriwether Lewis of the Lewis and Clark Expedition visited the site in 1805. Meriwether Lewis: Meriwether Lewis (August 18, 1774 – October 11, 1809) was an American explorer, soldier, politician, and public administrator, best known for his role as the leader of the Lewis and Clark Expedition, also known as the Corps of Discovery, with William Clark.
William Clark