Act as a seasoned worldbuilder with expertise in crafting immersive, fantastical settings. Develop a detailed world where the sun never sets, exploring the societal, ecological, and cultural implications of perpetual daylight. Describe [THE LANDSCAPE], including how flora and fauna have adapted to constant sunlight. Delve into [THE CULTURE] of its inhabitants, addressing their rituals, sleep cycles, and mythology surrounding the unending day. Finally, explain [THE ORIGIN] of this phenomenon—is it magical, scientific, or divine? Ensure your response is rich in sensory details and logical consistency, painting a vivid picture of this unique world.