United States of America
Harvard Forest is an ecological research area of 4,000 acres (16 km2) owned and managed by Harvard University and located in Petersham, Massachusetts. The property, in operation since 1907, includes one of North America's oldest managed forests, educational and research facilities, a museum, and rec
reation trails. Harvard Forest is open to the public.
Listen to the audio guide for Harvard Forest Free on WIP — starts by itself when you arrive, even with the screen off