Two siblings who run a California horse ranch discover something wonderful and sinister in the skies above, and the owner of an adjacent theme park tries to profit from the mysterious, otherworldly phenomenon.

Australia has some of the most spectacular, diverse and unique scenery in the world. This documentary explores six national parks, capturing the beauty, history and human impact on these areas. Featured are the marine wonderlands of the Great Barrier Reef, the rainforest splendour of the Daintree and Queensland’s wet tropics. It examines the spectacular wetlands, wildlife and waterfalls in Kakadu, the remarkable Uluru in the Red Centre, the wilderness...