Three Great Realms and the Secret

Recently our host Bill Petri spoke at a Bible Conference in Northeast Ohio. At that conference our dear friend and brother Phil Scranton did a message that so impressed our host he wanted to share it with you, our listeners! While reading through the first chapter of Genesis the reader is introduced to three different realms. Our Lord and Savior Jesus Christ is the only person to have been a citizen of these three realms, why? What is the significance?