Shared from Zite Pictures released by the Israel Defense Forces show tunnels, some primitive and others sophisticated enough to include walls and ladders, running under the border from the Hamas-controlled district before they were intentionally destroyed. More than 60 access shafts leading to 28 tunnels have been uncovered since Israel's ground operation -- dubbed Operation Protective Edge -- began on July 8. John Hames shared with you: Israel surprised by number, sophistication of Gaza tunnels Fox News - The Israeli Defense Forces were surprised by the number of tunnels under the Gaza border. (Courtesy: IDF) Some 60 shafts connect to at least 28 tunnels. (Courtesy: IDF)