At least as high as jumping off the flight deck of a US Navy carrier, probably higher (sources seemed to vary from between 15 and 20 meters).  So that's a big ol' Nope from me.<br><br>But her casual demeanor hides many years of training. <b>Don't try this at home kids</b> (or more likely at some cliff).,(reply>), Depends on the carrier, its current load and sea conditions.  You can easily exceed 20m if you hit the bottom of a swell.  The worst part is when they back the ship up and you have to climb the ladder of shame.