Synopsis: Join a unique team of outdoor adventurers and scientists in exploring the wonders of our planet in this visually stunning series. Prepare for an awe-inspiring experience as we rappel down the massive walls of the Grand Canyon, dive into the waters of the Great Barrier Reef, descend into the Venezuelan jungles and much more in this exciting exploration of the world's natural marvels. Through eye-popping CGI effects, learn how time and nature conspire to create these awesome spectacles and why some of these landmarks are destined to remain while others may be lost forever.