Several topics receive attention in the chapter, "Cold Storage", including a visit to the core drilled through the San Andreas Fault which is in cold storage at Texas A\&M University; how the testing of nuclear weapons underground led to advances in detecting and measuring earthquakes, and the adventures of Charlie Merguerian (a long-time acquaintance of Dr. Dietsch!) mapping faults underground across New York City. What do we call (in other words, classify) earthquakes that occur away from plate boundaries? .