
Episode 1
Finding Vietnam's Lost POWs
Evidence of human activity is found in strange times and places, and a new perspective on a biological activity known since the nineteenth century.
Where to watch What on Earth?
TV series
Satellites orbit Earth at 17,000 miles an hour, capturing images of our world that are breathtaking, but some are bizarre. This unique perspective reveals objects that seem to make no sense & phenomena that defy explanation. Such images force the question, what on Earth is that?
Availability
What on Earth? premiered February 10, 2015. We don't have a confirmed streaming, rental or purchase option yet.
Satellites orbit Earth at 17,000 miles an hour, capturing images of our world that are breathtaking, but some are bizarre. This unique perspective reveals objects that seem to make no sense & phenomena that defy explanation. Such images force the question, what on Earth is that?
Choose an episode, then use the watch options above for the show.

Episode 1
Evidence of human activity is found in strange times and places, and a new perspective on a biological activity known since the nineteenth century.
Where to watch What on Earth?
Episode 2
Five discoveries are probably related to potential warfare and one possibly to wildlife.
Where to watch What on Earth?
Episode 3
Major natural anomalies and varied human activities are investigated.
Where to watch What on Earth?
Episode 4
We investigate two examples of human activity in the U.S.A., one in Africa and one in Asia, with two natural phenomena where ice is a major factor.
Where to watch What on Earth?
Episode 5
We investigate two examples of men at war, and two engaging with water, but another vision is in the eyes of the beholders, and the last phenomenon is a severe natural event.
Where to watch What on Earth?
Episode 6
We investigate one natural phenomenon, four shapes that look like being of human origin, and monitor one example of human origin and current destruction.
Where to watch What on Earth?Episode information updated Sep 20, 2026
Available now in United States
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Andrew GoughSelf