A route for a skill
Pick the skill and what you're after: its spots show up, and a loop through them is found for you
Click a spot to put it in the loop or take it out: the loop is found again through the ones you keep. Numbered spots are in the loop; the others are more of the same node.
Mining
Copper Ore Deposit
49 spots on the mapNodes in the loop
…0 nodes, the closest together we found, and back to the first