A Will to Survive Author:Franklin W. Dixon FRANK AND JOE ARE AN ACCIDENT WAITING TO HAPPEN WHEN THEY GO UNDERCOVER TO EXPOSE SABOTAGE The shorewood Nature Center is a beautiful place -- to hike...to learn about local ecology...or to fall off a cliff. The Hardys learn that the hard way when they go undercover to investigate strange happenings on the grounds. In no time at all, the... more »y get jumped, smoked out, and booby-trapped. The Hardys have never run from a challenge, and they're not about to start now. Someone will do anything to shut the center down. Frank and Joe have a clue why: there's a secret buried somewhere on the center's grounds -- a very valuable secret that's worth a lot more than the lives of two young detectives!« less