Jim Al-Khalili教授在本三集纪录片中，带领观众探究元素背后的故事。

The adventures of the magnificent silver colt Thowra, son of the mighty Yarraman who is destined to become king of all the wild horses. The intelligent, courageous Thowra, his brothers Storm and Arrow, and their friends the bush animals have only one enemy, the Mountain Men. The men want to capture the wild horses and take away their freedom.