A priest making his way up some 6,000 feet of mountain to get to mass. He makes 80 mile round trips to visit parishioners. It sounds like some exotic foreign mission territory from Maryknoll. Actually, it is in Eastern Oregon. You can read the full story here.
Catholic Extension helps farflung missions in the US. Its really interesting some of the situations they get involved with. Of course, on the more mundane level, they do things like help St Augustine's in Moscow, ID get a new roof.