Throughout history, military leaders have inevitably been linked to the scenes of their battles. General Douglas MacArthur is remembered for his "I shall return" pronouncement, but one famous American military figure went even further. He returned as a civilian and purchased a battlefield where he had fought—and lost—an engagement sixteen years earlier.

Today's younger generations want thrills? Well, the National Park System has plenty of them, from incredible white-water opportunities and climbs to some of what Backpacker magazine calls the most dangerous hikes in America.

Julie Andrews made some Austrian mountains come alive with the sound of music, but for seventeen years visitors to the backcountry in Glacier National Park played a different kind of tune. That ringing sound heard in some pretty remote sections of the park wasn't exactly melodious, since it was limited to a single note from a large bell, but it was apparently dramatic.