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How a Lava Tube Forms Expedition

Premiered July 13, 2022
How a Lava Tube Forms

Steve explains how a lava tube forms as he and team search for an entrance.

About the Program

Expedition

Head into the unknown with naturalist Steve Backshall as he journeys to the world’s last unexplored places and faces challenges around the globe, encountering extraordinary wildlife and meeting remarkable people along the way.

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