20 Ironic Things That Actually Happened Which Will Certainly Astonish You. Byapril October 1, 2015October 5, 2015 Entertainment 13. Nobody knows who invented the fire hydrant because the building holding the patent burned down in 1836 Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20