Quote:
Originally Posted by Fred
Exactly.This is the way i would do it.Unfortunately this is not easy and there is (probably) no treasure here...We also should be sure the halo is really the same as "phenomenon", wich makes a lot of sense but is not proven.
teh information about the PD is spread all along the remote sensing thread, when Morgan began to show it.
The best and faster way would be you take some holidays in Portugal 
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Thats true.
Here i have gold medal buried many years ago,and more objects

PD detect this medal 2m distance,and medal was buried 20 cm.