Blaze ·

What On Earth?

Wednesday 21 October 2026, 21:00 – 22:00 UK time

Satellite images could explain desert ruins rumoured to be an entrance to an underworld and a city-sized chunk of ice suddenly disappears in Antarctica. (S3, ep 1)

Upcoming showings

Other scheduled episodes, repeats and reruns across all channels. All times are UK time.

Blaze

What On Earth?

Tuesday 20 October 2026, 09:20 – 10:15

→

Blaze

What On Earth?

Tuesday 20 October 2026, 10:15 – 11:10

→

Blaze

What On Earth?

Tuesday 20 October 2026, 11:10 – 12:10

→

Blaze

What On Earth?

Tuesday 20 October 2026, 12:10 – 13:05

→

Blaze

What On Earth?

Wednesday 21 October 2026, 22:00 – 23:00

→

Blaze

What On Earth?

Friday 23 October 2026, 22:00 – 23:00

→

Blaze

What On Earth?

Friday 23 October 2026, 23:00 – 00:00

→

Blaze

What On Earth?

Sunday 25 October 2026, 19:00 – 20:00

→