An Underwater Property in Florida Is Going for $43 Million. The Developer Calls It a ‘Unicorn.’ Posted byJonathan Small November 3, 2022 Leave a comment on An Underwater Property in Florida Is Going for $43 Million. The Developer Calls It a ‘Unicorn.’ The pristine parcel sits along, er, below the coveted Intercoastal Waterway in Boca Raton.