America is known for its close vocal harmonies and light acoustic folk rock sound, a style that brought them significant popularity in the 1970s. Formed by sons of US Air Force personnel in London, the trio created a string of hit albums and singles. While the song "The Last Unicorn" doesn't have specific lyrical information provided, given the band's characteristic sound and the evocative title, it likely paints a picture of mythical beauty and perhaps a touch of melancholy or wonder. It plays like a journey into a fantastical world, perhaps with a sense of longing for something rare and magical.