These are some that I thought were really funny (You have to use Internet Explorer or Firefox I think, it doesn't seem to work with Google Chrome.)
First of all, the best one
http://jurassicparkwtf.ytmnd.com/
OK, now I can show you the resto of the ones I like.
http://lostworld-lmao.ytmnd.com/
http://jurassicparkgonekinky.ytmnd.com/
http://whatisjurrassicpark.ytmnd.com/
http://gethefonz.ytmnd.com/
http://jurassicvatican.ytmnd.com/
http://newaddjurassicpark.ytmnd.com/
http://hentaigirl.ytmnd.com/
http://jurrasicjesus.ytmnd.com/
More to come. Oh yea, as of the last one here, I'll make a Raptor Jesus topic where you can post your faves!