There are three known chambers inside the Great Pyramid of Giza. The lowest chamber is cut into the bedrock upon which the pyramid was built and was unfinished. The so-called Queen's Chamber and King's Chamber are higher up within the pyramid structure.
Sometimes these are all you have to fly the plane safely. The "six pack" in a Cessna the airspeed indicator (ASI), the attitude indicator (AI) the altimeter (ALT), the turn coordinator (TC) the directional gyro (DG) and the vertical speed indicator (VSI).