Honey -- the world's oldest sweetener. Japan being home to both the Western honey bee and the native honey bee makes for numerous honey varieties. Concerned about the decline in global bee populations, urbanites take on rooftop beekeeping in Japan's capital. Also visit beekeeping sites responsible for precious honey varieties that are increasingly at risk. Fly around and discover infinite flavors born of differing environments and flower varieties. (Reporter: Kailene Falls)
