Description: When a mysterious energy hole appears in the ground and swallows Cha-Ka, Holly attempts a rescue. The Marshalls and Cha-Ka are out one day together, their mission to locate the pylons to see if there is any rhyme or reason to where they are situated, while Cha-Ka carries the picnic basket lunch Holly has prepared. Cha-Ka goes missing for a time. When the Marshalls eventually locate him, he is excited about what happened to him. It seems like he is trying to say that he was being chased by Spot, when Spot mysteriously disappeared, the same fate which also befell their picnic lunch. The spot where this all occurred seems to be where a pylon should be located, but where one is not to be seen. Just then, a hole opens up in the ground, through which Cha-Ka falls. The hole then closes up behind him. Before the hole closed up, Will noticed that the hole seemed to be bottomless. Rick believes the "hole" may be one of the keys to what happens in the Land of the Lost, and may be controlled by the nearest pylon, which they passed a short distance away. The only way they may find out is to ...