I took this flight last year. You can request an "official "World's Shortest Scheduled Air Service" certificate, when you land. It's cheesy but I treasure mine. Abusive comment hidden. (Show it anyway.)
Those drawings are fake (not attributable to either Lewis nor Clark). At the bottom of the page at this link are journal sketches of both men, who were talented sketchers. http://lewisandclarkjournals.unl.edu/read/?_xmlsrc=lc.img.corpus.04.xml&_xslsrc=LCstyles.xsl Abusive comment hidden. (Show it anyway.)
Those are rheas, native to Brazil and related to ostriches, which are native to Africa. Notice that they are smaller than ostriches. Abusive comment hidden. (Show it anyway.)