Goat's Place Is in the Fence

We also received a letter from john allen regarding another mystery from episode five, the bridgewater triangle area of massachusetts. On the way to priescold my four year old let me know something: She asked me, when you were a kid, did you ever go underground? And then, as i was about to reply, she said, children used to be sent underground, but they're not now because it's not safe. Only grown ups go underground. They go there to get rocks, but it's dangerous because they could go to the center of the earth. That's where the best gens are found,. Those are the genes you want to get. What are they called