Experts and scientists reveal the science behind the incredible spectacle of the aurora. The largest of all of Earth’s spectacular displays stretches across thousands of kilometers in the night sky: the Aurora Borealis. The arctic wilderness of Northern Sweden is one of the best places to witness the aurora and this natural history documentary sets up camp there. Plus, the beauty of total eclipses is explored and mass turtle migrations in Costa Rica are recorded.

The show’s own verdict is on its page.