Transcription: Our path eventually became a much more gentle slope towards the south-east. Soon, we reached a giant grotto through which our stream still flowed. The professor took his instruments and said he wanted to verify our position. Take the compass and examine how she points, he told me. East one quarter south-east, I replied. Very good, he said, doing some rapid calculations. I make out we have covered two hundred and fifty miles from our departure point." Then, the mighty waves of the Atlantic are rolling over our heads," I observed. And whales are playing in shoals, thrashing their tails against t ...
