David Fairchild, a young botanist with an insatiable lust to explore and experience the world, set out in search of foods that would enrich the American farmer and enchant the American eater. Fairchild's finds weren't just limited to food: From Egypt he sent back a variety of cotton that revolutionised an industry, and via Japan he introduced the cherry blossom tree, forever brightening America's capital. Along the way, he was arrested, caught diseases,...