as rare as peel think. gigantic rogue waves were either nonexistent or rare or more likely the result of overexcited imagination from sailors who encountered very rough seas. now we know the monster waves are actually much more common than we thought. what do i mean when i say monster wave ? we are talking about a wave that is two times bigger than the average big waves in the given area of sea. that sounds impossible. so some years back the europeans set out to find out if it was really happening or if it was a myth. they had this big project which they called the max wave project where they used satellites to study the oceans. they were shocked to find ten monster waves in just three weeks, each more than 80 feet high like this one in 1995. ten of these in three weeks. that forever laid to rest the idea that these were once in a lifetime events. as some previously thought, erin.