Simba: The King Lion - Season 1 Episode 30 The Abandoned Puppy

Simba and his friends continue to wander through the forgotten valley, overcoming danger after danger: earthquakes, erupting volcanoes and fierce, prehistoric animals. Thanks to the red cloak that makes them invisible, they marvel at the sight of all the extinct animals that have survived in the valley, thanks to the climate and a mysterious mix of minerals that gush from hot geysers.