There is a bathhouse: "Club Orlando":
Sauna | The Club Orlando | United States
WWW.CLUB-ORLANDO.COM
The Club Orlando is a private men's club located in the heart of Orlando, Florida. We provide a full gym, dry sauna, pool, jacuzz, video lounges, private changing...
It's been a number of years since I have been there but it was pretty reliable - clean, decent crowd, etc.
Perhaps others can offer a more recent account....
They have an outdoor pool which is clothing optional for daytime play.
Good luck!
