freeOK概要：Nature is full of miracles: from the highest mountains on Earth to the deepest lakes. In this 6 x 1 hour series, let's take a look at the most iconic natural wonders on this planet. The world's greatest mountains, rivers, lakes, forests, volcanoes, caves, waterfalls, and more... From the savannahs of Africa to the active volcanoes of Tanna; From Mount Everest to the Great Barrier Reef; From Croatia's lush forests and stunning waterfalls to the iconic Grand Canyon in the United States, this series will inspire nature enthusiasts around the world.
