MIAB - Message in a Bottle - it's about messages traveling in a real world with help of MIAB's users that carry them around.
Create: - create messages with unique names and original description and let them travel to random destinations - attach pictures to your messages - give your message bottles personality and motives, set them on a quest with a predefined goal - steer them by limiting their movement to chosen general direction.
Pick up: - pick up other player's messages around you that you like or find interesting, provocative, original, funny, etc.. and help them travel - when you pick up a message leave a comment and/or photo taken on the spot (think of these comments/photos as entries in that message travel journal - owner will probably follow progress of his messages and read those comments, look at photos and learn something about a place he may never have heard of before - or write something about yourself, tell a joke, share a thought...
Watch: - follow unpredictable paths your messages take, learn interesting things about places they go or people that liked them - check global top-list of most 'viral' messages and browse their paths, read their stories written in pickups
Accept the challenge: create a message that will circle the world!