The Hydroplate Theory & Walt Brown On the Air presents eleven 30-minute radio shows that aired on the most powerful Christian radio station in America, Denver's AM 670 KLTT! Hear Dr. Brown explain the Hydroplate Theory, and hear his great insights on the origin of the grand canyon, limestone, where the water went after the global flood, and on the theory of evolution. Hear also a Q&A session with Bob Enyart answering callers related questions. And enjoy Kevin Lea, hydroplate expert, on the origin of comets and about the frozen mammoths, earthquakes, and the origin of our 365-day year. Finally, Fred Williams and Bob present Walt's extensively researched hypothesis on the origin of Earth's radioactivity.