NOVA: Hidden Volcano Abyss, recounts how in 2022, one of the most powerful volcanic eruptions in recorded history rocked the islands of Tonga, sending shockwaves around the world. Through first-person accounts and footage of the disaster, witness the terrifying power of the eruption and the devastating tsunami that struck the shores of Tonga.

Air Date: Wed, May 10, 2023 9:00 PM