Maps of World and Geology.com offer maps of the different counties in Florida. These sites provide clickable maps as well as other information about the counties.
The Maps of World website shows a large, colorful map with all 67 counties in Florida. It lists each county clearly listed. Clicking on each county allows the user to view more information, including maps with the different cities and towns in that county. There is also a list of all the counties below the map with a brief summary of each.
A similar map of the counties in Florida is available at Geology.com. This not only includes the counties and their boundary lines, but it also includes each county seat city.