Answer:
Pointing North, South, East, and West it saves the lost and helps the rest. What is it?
Maritime marauders
What has a neck and no head, two arms but no hands?
What can get you there in eco style, pushed by your legs mile after mile?
The line a runner strives to reach
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.