Detroit, Michigan. The back has the date May 30, 1949 (*)sle. The asterisk is a tear and not legible but an educated guess would be Belle Isle (a Detroit City Park). Found in a thrift market in Prairie Grove, Arkansas.
Located in Marion County, Indiana. According to internet sources, years of operation were 1930-1955. Looks to be late 1930s or early 1940s. No information provided on back. Found in a thrift shop in Fayetteville, Arkansas.