Chadwick Arboretum and Learning Gardens is an extensive 60 acres across Ohio State's Columbus campus. Free to the public and throughout different areas of campus, Chadwick Arboretum and Learning Gardens gives a unique oasis in the midst of the bustling campus. The 3.5-acre research lake located in the center of Arboretum North is no exception. The lake is home to countless plant and animal species. To check out more about the research lake, click here!