Planking Olympics is a site on the Moti Network that is dedicated to the pictures and photos of people that are olympic material at the art of 'Planking', which is an activity consisting of lying face down in an unusual or incongruous location. [From Wikipedia]
Like all other sites on the Moti Network, Planking Olympics has a forum section where you can add your own stories about yourself or friends planking in the best places as well as meet and interact with other users on the site.
The forum section also has a Rank system that is directly based off of the amount of posts you make in the corresponding forum.
As well as having an Administrator running the whole Moti Network, Dig My Dog also has a dedicated team of Moderators who see to that all users follow the rules and approve/reject the Submissions to the site.
UPDATE: As of 2016, Planking Olympics is offline and its domain name is for sale. Its contents were not archived.