One of the largest remaining tangles of undisturbed mangrove swamp on the island of Palm Beach was sold to billionaire Thomas Peterffy last year by a branch of the Audubon Society. The $1.3 ...

One of the largest remaining tangles of undisturbed mangrove swamp on the island of Palm Beach was sold to billionaire Thomas Peterffy last year by a branch of the Audubon Society. The $1.3 million ...