Is there any way to treasure hunt without a metal detector and how?

[nachos10]

Hi guys!
And also, which locations(rivers etc.) do you hunt near?

 

[Neildo85]

Here's a way to make your own detector with household items you probably have on hand.Turn a calculator into a metal detector

 

[gusser]

Here's a way to make your own detector with household items you probably have on hand.Turn a calculator into a metal detector

This is Garret's secret "new' technology.

 

[NJnuggetpirate]

Train your dog or pig to sniff for buried coins