On a cross-country skiing trip into the Colorado Rockies, Frank and Joe find themselves facing the greatest challenge of all: survival. A woman dedicated to saving the endangered mountain lion has been shot, and the suspect is determined to track down the Hardy boys as well.

 

This is number 59 in Hardy Boys Casefiles .

There are 160 pages in this book. This book was published 1994 by Simon & Schuster .

Franklin W. Dixon is the author of the ever-popular Hardy Boys books.