There are public transportation like taxi, buses and trains transportation, but no underground.
In the Palm Beach County, there are these different cities, all depends where you want to like. Transportation is available to all of them: Boca Raton, Delray Beach, Boynton Beach, Lantana, Lake Worth, Palm Spring and West Palm Beach.
There are transportation to all of them.
Any further questions please email me personally at firstname.lastname@example.org or call me at 561-577-7758.