Sites:
| Amateur Telescope Makers of Boston (ATMoB): Club supporting observation, star parties, telescope design/building/improvement and astro-photography. | | Assabet River Rail Trail: Non-profit organization to create, promote, and help maintain a multi-purpose recreational trail through the communities of Marlborough, Hudson, Stow, Maynard, and Acton. | | Charles River Natural Valley Storage Area: Includes flood control, recreation, and preservation information. | | Eastern Massachusetts Hawk Watch: Information on where are the best hawk sighting locations, how to report a sighting and volunteering for the organization. | | NE Soil: Featuring soil information by county, ground penetrating radar, GIS, and soil profile photos. | | Organization for the Assabet River: Works to preserve and protect the health and beauty of the Assabet River and its watershed. |
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