City of Ann Arbor - Public Transit issued the following announcement on May 9.
As of today the following amenities in the Ann Arbor Parks & Recreation are open with safety guidelines in place.
Please continue to keep six feet of physical distance between you and others. Thank you very much. To learn about the status of other programs/activities please visit www.a2gov.org/COVID19parks.
Original source can be found here.
Source: City of Ann Arbor - Public Transit