Watch What on Earth Season 12 Episode 9 Online — Secrets of Biosphere 2 | Bobina

What on Earth — Season 12, episode 9 watch online

  • TV Series: What on Earth
  • Seasons: Season 12
  • Episode 9: «Secrets of Biosphere 2»
  • Air date: March 9, 2023
  • Running time: 60 min

What on Earth, season 12 episode 9 «Secrets of Biosphere 2»: air date March 9, 2023. Episode overview, season trailer and the cast of What on Earth.

Satellite images capture a mysterious group of pyramid-shaped structures in Arizona's arid, desert landscape. Experts investigate Biosphere 2, a highly controversial research facility designed to prepare humanity for life on another world.

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Episodes — Season 12

  1. 1 Episode 1 «Bullseye in the Sky» January 12, 2023
  2. 2 Episode 2 «Mystery of the Fallen Star» January 19, 2023
  3. 3 Episode 3 «Indiana's War Factory» January 26, 2023
  4. 4 Episode 4 «Turkey's Lost Terror Dome» February 2, 2023
  5. 5 Episode 5 «Blood Feud of Gresham Castle» February 9, 2023
  6. 6 Episode 6 «The Boneyard of Arizona» February 16, 2023
  7. 7 Episode 7 «Nevada's Mystery Marking» February 23, 2023
  8. 8 Episode 8 «Ghost Ship of Ireland» March 2, 2023
  9. 9 Episode 9 «Secrets of Biosphere 2» March 9, 2023
  10. 10 Episode 10 «Arctic Hunters of Norway» March 16, 2023