A college degree and willingness to work are required to become a U.S. National Park Service ranger.It probably also helps to be in good physical shape. And love whatever gets your adrenaline pumping while being able to keep a clear head when things get interesting.Like when an injured rock climber is stuck halfway up a cliff. Or when an adventurous-but-unskilled swimmer underestimates dangerous river conditions, dives in without a life jacket and gets pulled under and swept [...]
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