Metal detecting, backhoes, live ammo, and a lot of bad archaeology.
http://thepipeline.info/blog/2016/0...recovery-clearstory-productions-for-channel-5
http://new.archaeologyuk.org/news/humane-excavations
http://thepipeline.info/blog/2016/0...recovery-clearstory-productions-for-channel-5
http://new.archaeologyuk.org/news/humane-excavations