All organizations in the category Observatory, in Illinois
Observatory, Illinois, United States
- Address: 1 Maybeck Pl, Elsah, Illinois 62028
- Site: http://www.flickr.com/photos/principiaobservatory/
- Lat Long: 38.948913334, -90.3500757091
- Category: Observatory,  Night Club,  Dance & Night Club
- Address: 1300 S Lake Shore Dr, Chicago, Illinois 60605
- Site: http://www.adlerplanetarium.org/
- Lat Long: 41.866405, -87.60597
- Category: Observatory,  Establishment