of all the national park lands in the united s , nobody is adjacent to a major metropolitan area or more burdened with problems than the okeechobee , a shallow , 50 - mile - wide rivers of grass that travels south from water okeechobee to florida city . for more than a generation , this beautiful nature wonder has been locked back by a web of special events - - farmers , sportsmen and about 6 million south florida residents in needing of bottled service and flood control - - that is as complex as the ecosystem itself .
The Everglades is 50-mile wide.