Normally we don’t discuss wave height – particularly in a bar – because there is hardly ever any real proof of what is usually a subjective statement.
However, this wave is well-documented by respected authorities.
Here’s where you can read more about the 67 foot (20.4 metre) wave off Ireland.
I know a fair proportion of our readers sail only in protected waters. We’re not trying to frighten those who go to sea but as you’ll see this is what can happen out there.