EA has released a new list of tips and tricks for players of The Sims 3 World Adventures. You can build tombs, hidden caves, and catacombs and now share them with other Sims players. Building complex tombs extends the playability/enjoyability of the Build and Buy Modes and adds a new element of adventure to the game. After the jump is a list of additional objects and what will activate certain actions. Check it out and tell us what you think.