This cache location always reminds me of the scene in Indiana Jones and the Last Crusade where Indy has to figure out the correct path across a seeminly normal looking walkway or he would meet his untimely demise. The consequences here may not be as severe but i would highly suggest keeping your steps where the screws are placed as it will be a bit more secure.
The container has a stamp within for all your letterbox stamping needs. Please do not remove it.