1 Wonders of Galápagos Islands 2 My Unforgettable Journey to Machu Picchu, Peru: The Iconic Incan Citadel 3 Discovering the Wonders of Cape Town, South Africa 4 World War II Submarine Warfare: The Underwater Conflict 5 Titan’s Odyssey: A Journey to the Unknown 6 Rocking Retrospect: The Top Songs of 1979 7 Bob Newhart’s German Impression on Carson Tonight Show 8 Wallace Line 9 The Discovery of UB-29 10 Goodbye Fungus Gnats, Hello Healthy Plants!