PrimeWire

You can now watch the entire What on Earth? Season 9 Episode 5 movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.

Satellite images capture bizarre structures in the remote and inhospitable swamplands of Louisiana; experts investigate a forgotten war-torn fortress with a mysterious connection to the sinking ruins of a classified military installation.