"The Astronomical Society of Eastern Missouri (ASEM) hosts FREE Open House every Friday that the sky is clear; even in the winter! They let you look through telescopes and explain about what you see."
"Here is the online description by the Missouri Conservation Department: http://mdc4.mdc.mo.gov/applications/moatlas/AreaSummaryPage.aspx?txtAreaID=201201&txtAreaNm=glassber"