Find Florida Museums (Florida Association of Museums) -- "database of over 400 Florida museums includes in-depth information on their collections, exhibits, programs, etc."
Search by keyword, city, ZIP, region, or museum type:
Florida Archives & Manuscripts Repositories
Historical & Genealogical Holdings in the State of Florida -- arranged by city, briefly describes subjects of interest for holdings at libraries, museums, historical & genealogical societies, etc.
Historical Museum Guide for Florida (CensusFinder) -- "A directory of Historical Museums in Florida, categorized by county."