Thanks for the great information pbiflyer. Loads of good stuff to do in south Florida.
I will add three things south of Miami....or things to do on the way to the Keys.....
Coral Castle
http://www.coralcastle.com
Fruit and Spice Park
http://fruitandspicepark.org/friends/
Everglades National Park
http://www.nps.gov/ever/index.htm