The Westfjords of Iceland are the source of sea salt, when used in chocolate, revealing a surprising harmony of flavors. In Turpan, northwest China's Xinjiang, grapes are part of the daily diet and various natural ingredients including grapes are combined to produce the local marzipan. In the Netherlands, a mead-maker creates one of the oldest alcoholic beverages on the planet using locally-sourced honey.

This episode of "Sweetness in Nature," by exploring the diversity and complexity of the sugar sources found all around us, reveals how nature is the origin of pure sweetness.

For a taste of something sweet, check out "Sweet Planet," which was co-produced by CGTN and Insight TV.