Last week in Comerica Park in Detroit - tremendous park in sharp contrast to a depressing city - and Progressive (formerly Jacobs) Field in Cleveland, which is aging but still a beautiful park. Also saw games in 5 terrific minor league parks - in ascending order of excellence, Fifth Third Field in Dayton, Victory Field in Indianapolis, Fifth Third Field in Toledo, Huntington Park in Columbus, Ohio, and possibly the best minor league stadium I've seen, Louisville Slugger Field. Because of its…