The Sirius Stargazers Club - Amateur astronomers' group hosting star parties. Events, guidelines, trivia, 20" telescope, galleries, library, caring for eyepieces, and links. - http://www.siriusstargazers.com/
Raisin Valley Land Trust - Non-profit, community based corporation organized for the purpose of preserving environmental, agricultural and historical characteristics of the upper River Raisin watershed. - http://www.rvlt.org/