On our CodyCross answers based website we have the solution for Cannon such as Big Bertha used in WWI. CodyCross game includes different missions and events which update daily so you can earn tokens that are mostly needed to help with answers for challenging clues. Now let's focus on the answer you need for Cannon such as Big Bertha used in WWI by scrolling down which is part of CodyCross Celtic Mythology Group Puzzle 18.