With NFL training camps in full swing, "Survivor" survivor Jimmy Johnson offered an apt comparison in describing his experience doing the CBS reality show in Nicaragua.
He said it was tougher than three-a-days.
To prepare for the show, the 67-year-old Johnson built a shelter, started fires from scratch and tried to get physically fit. Once in Nicaragua, his experience as a Keys fisherman helped, but food was still hard to come by.
"It's a beautiful country, but it's a very harsh environment," Johnson said. "There was a lack of fruit. There was some fish. We had some interaction with howler monkeys, but we couldn't catch them.
They were gunna eat the monkeys???