If you know anything about Indiana Jones, then you recognized that quote. Well, take a look at how the Smithsonian is recognizing "African-American" treasures. I respect all preservation projects. Ya know...that whole thing about not knowing where you've been yadda, yadda, yadda... Some people like to say there is never a how-to book regarding this or that. In my humble opinion, the past is our best source of how- and how-not-to.
Once you've done reading the article, check out the rest of what Smithsonian.com has to offer. They rock.