You can also visit the exhibition "Rivers,
Edens, Empires: Lewis and Clark and the Revealing of America," which
details in words accompanied by relevant maps, documents and artifacts the story
of their remarkable journey.
Although designed with kids in mind, America's
and, often, unusual stories are for all ages. A section called
"Explore the States" will let you make your own discoveries about
your home state or any other state.
A. Great Falls of the Missouri River from H.R. Executive Document Number 56, 36th Congress, First Session. A Century of Lawmaking for A New Nation.