Thinking about my game world and what should happen in it in the not so close future, I came to a simple decision: WAR. This is an article on the topic of war.
Traps need to make sense. Somebody must of made it for a specific purpose.
A cave with weapons sunken into the walls, blades sticking out of the floor and ceiling, and so on. Possibly, any weapon used in it could be torn out of the hand and sink into the stone.