Is there a stream or river that forks in that area and than empties into a larger body of water? My idea would be a small metal box-doesn't have explosives in it. Who is this 22 yr old? Talk of 22 recenlty. He may have some answers though they travel with little info.
U.S. Democratic Senator Merkley airs support for Iran nuclear deal (Reuters)
from the article: IDF fires at suspect trying to place explosive device on Gaza border