This is an instructable on how to make dowsing rods.You use them to find things underground.Me and my dad used it to find our old water line and it was right on top of it.they work like metal detectors and can help to keep you from spending lots of money on professional ones.
Step 1: Step 1:What Youll Need
1.36" of #4 Copper wire is the best but Anything bigger than
#10 copper will work.
2.20" of wire that you can wrap easily around the #4 copper
3.a hole and some whatever to put in it.(an old book,pvc
4.some pliers.(if using #4 copper or bigger copper)