Try doing this.
[IMG]http://i58.photobucket.com/albums/g270/m6mm2m/aircraftcarrier.jpg[/img]
Made of legos. Here is the source. http://web3point-0.blogspot.com/search?q=lego+aircraft+carrier
And it floats. Top that for time consumers.
As it would seem apparent that he his way to much free time.