Elm Research Institute: Non-profit group promotes planting of the disease resistant American Liberty elm. Lists tree history, planting tips, FAQs, ordering information, membership form, and the Johnny Elmseed program.
Keene Amateur Astronomers: An amateur astronomy club for people with an interest in astronomy and observing the night sky who live in the Monadnock Region.
Otter Brook Lake: Recreation area and flood control dam maintained by the Army Corps of Engineers. Lists fees, contacts, event schedule, flood control information, map, and natural resources.