Place
- Massachusetts--Boston1
- Massachusetts--Cambridge1
- Massachusetts--Springfield1
- Massachusetts--Waltham1
- Massachusetts--Woods Hole1
- Michigan--Ann Arbor102
- Michigan--Detroit5
- Michigan--Muskegon County1
- Middle East--Palestine1
- Minnesota--Minneapolis44
- Missouri--Saint Louis6
- Nebraska--Boys Town1
- Netherlands4
- Netherlands--Amersfoort5
- Netherlands--Amstelveen2
- Netherlands--Amsterdam36
- Netherlands--Assen1
- Netherlands--Barneveld1
- Netherlands--Groningen2
- Netherlands--Hague6