There was once a time when travel wasn't simply about arrival. The rhythm of the rails, the clink of fine china, the shared wonder of a passing view. It was the Golden Age of train travel, when the journey itself was the destination. Today, that magic hums again along the tracks travelled by Canyon Spirit, a modern heir to a storied tradition that rekindles the romance of movement through the American Southwest.

In The Heart and Lungs of the World, host Radzi Chinyanganya explains how the Amazon rainforest plays a critical role in regulating the Earth's climate by recycling water from the trees into the atmosphere. The Amazon takes in and pumps out water, which creates moisture that forms clouds and produces rain. With 400 billion trees cycling water, this process significantly influences global weather patterns, including rainfall in regions far from the rainforest itself, such as the United States’ Midwest. This video is excerpted from BBC’s My World, a program created for teenagers eager to learn more about the important stories shaping our world.

In Defection: Escape From North Korea, host Radzi Chinyanganya highlights the story of a young person from North Korea who leaves this reclusive and secretive nation. North Korea is known for its totalitarian government and its strict control over its citizens' lives, including their thoughts, actions, and access to information. Through the eyes of the young defector, gain insight into the harsh realities of life under such a regime, the hope for escape, and the pursuit of freedom in a world where surveillance and propaganda are constant. This video is excerpted from BBC’s My World, a program created for teenagers eager to learn more about the important stories shaping our world.