highly detailed realistic 35mm fantasy movie still photograph of This is another plain stone passageway, but the ceiling is only 10' high. Daylight will enable adventurers to dimly see what appear to be two separate doors at the end of the corridor. The floor paving at 50' distance within the passage will shift slightly when adventurers tread upon its surface. They will hear a rumbling from behind (or beside if some are at 30' within) them, the huge stone block, 10' thick, has slid shut and completely sealed off the passageway. This block cannot be moved or forced back.
