<http://schema.org/description>
"Join us as we navigate white waters, slog through rainy winters, trudge over mountains, see the Pacific \u2014 and then do it all over again on the way back. Take this quiz to test how well you know Lewis, Clark and the whole crew."^^<http://www.w3.org/2001/XMLSchema#string>
<http://history.howstuffworks.com/historical-figures/lewis-clark-quiz26.htm>