In the category of "now for something completely different", the co-founder and former President of Trulia, Sami Inkinen and his wife, Meredith Loring, have decided to row from San Francisco to Hawaii. Making this challenge even more interesting is that neither have any experience with rowing and they will be doing the 2,400 mile trip without any support.
Of course there is more to the story. They are rowing to raise awareness for the silent killer - sugar and processed carbohydrates.
To find out more check out their site fatchancerow.org.