There is valuable history buried in the ground, waiting to be discovered. If only there was a tool to tell us where it is… The best metal detectors will help you unearth old coins, jewellery, ...

"I'm a natural," I think, with unbearable smugness. "A bona fide detectorist!" I peer at the ground in anticipation as my companion, metal detecting guru Andy Sampson, cuts a square hole with a sturdy ...