Thursday at eight o'clock in the morning
But fortunately there was no question of going up . We were about to descend farther into the interior of the earth . `` Let us be moving , '' I cried , awakening the echoes of the old world . We resumed our march on Thursday at eight o'clock in the morning . The great granite tunnel , as it went round by sinuous and winding ways , presented every now and then sharp turns , and in fact all the appearance of a labyrinth . Its direction , however , was in general towards the southwest . My uncle made several pauses in order to consult his compass .