Sleipnir man sings a prophecy, and takes Hadingus back to where he found him on his horse. During the ride back, Hadingus trembles beneath the old man's mantle, and peers out of its holes. Hadingus realizes that he is flying through the air: "and he saw that before the steps of the horse lay the sea; but was told not to steal a glimpse of the forbidden thing, and therefore turned his amazed eyes from the dread spectacle of the roads that he journeyed." In book II, Biarco mentions Odin and Sleipnir: "If I may look on the awful husband of
Legged Squad Support System was approximately the shape and size of a horse. A stereo vision system, consisting of a pair of stereo cameras mounted into the 'head' of the robot, was integrated alongside a light detecting and ranging (LIDAR) component in order to enable it to follow a human lead and record intelligence gathered through its camera. The initial contract for the Legged Squad Support System was awarded to Boston Dynamics on December 3, 2009. The continued evolution of the BigDog led to the development of the LS3, also known as AlphaDog. The contract schedule called for an operational demonstration of two units