Tunnels have run under Gaza for decades. But when Hamas took over, the underground network expanded into what Israel calls its biggest military threat. We decoded the long history of the Gaza tunnels to find out what makes it so hard to destroy.
Photo by MENAHEM KAHANA/AFP via Getty Images
Chris McGrath/Getty Images
Iranian Leader Press Office/Anadolu via Getty Images
Adam Gray/Getty Images
IDF
Mesarvot; Yevgenia Belfer; Tali Nachshon Dag; Business Insider
Anas Baba/AFP via Getty Images
Israel Defense Forces