The Saltwater Rose

From the introduction: This game is about searching the world for the Saltwater Rose, a hidden and valuable artifact. It is played on the Internet and the ideal number of players is ten. User summary: Play setup involves determine exactly what the Saltwater Rose is - some type of valuable artifact that is being hunted. Play then involves making periodic posts (about weekly) to an online forum about locations, challenges, riddles, and so forth. The game rules describe the structure of these posts and how they are resolved. A previously-agreed-upon national lottery site is used to generate random numbers for play.