Thursday Postcard Hunt - Architecture: Churches

 July's theme for Thursday Postcard Hunt is Architecture.  This week is Churches.

AZO stamp box, pre-1907-1910 - unknown location, most likely east coast U.S.A.

St. John's Catholic Church, Rochester, MN
EKC stamp box, 1930-1950

The Tower of London, England.  Tower Green, place of executions and St. Peter's Church
c.1907-1910

Next week's Architecture theme is Houses.