About this programme
Nature documentary. Joining up with a team of elite Italian cavers, Steve ventures deep within a tepui, inside a newly discovered cave.
Programme listing
Steve Backshall's Extreme Mountain Challenge
When is Steve Backshall's Extreme Mountain Challenge next on TV?
Steve Backshall's Extreme Mountain Challenge is next on BBC Four at 00:25 on Sun 13 Sep 2026.
What channel is Steve Backshall's Extreme Mountain Challenge on?
The next showing is on BBC Four.
Is Steve Backshall's Extreme Mountain Challenge on TV tonight?
No further showing is listed tonight. The next airing is Sun 13 Sep 2026 at 00:25 on BBC Four.
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What channel?
BBC Four
BBC Four
Start time
00:25
00:25
Ends
Sun 13 Sep 2026, 01:25
Sun 13 Sep 2026, 01:25
Channel numbers
Channel numbers may vary by region, package or device.