1 Ràithe
3 Episode
Iain Stewart finds out how gung-ho geologist Edward Bailey discovered that Scotland was once home to super volcanoes. Plus the story of unsung hero Arthur Holmes.
1 2018 HD
8.00 2017 HD
Dr Helen Czerski examines the world of sound waves.
7.00 1999 HD
7.00 2004 HD
10.00 2021 HD
7.30 1964 HD
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
1 2014 HD
Horticulturist Christine Walkden embarks on a journey to explore Britain's gardens and countryside from a hot-air balloon.
1 2018 HD
7.70 2012 HD
An aerial journey from the deep south of the South Island to the northern tip of the North Island. We discover the landscapes and meet New Zealanders...
1 2007 HD
7.30 2019 HD
5.50 1948 HD
3.80 1947 HD
8.10 2024 HD
6.30 2024 HD
5.90 2021 HD
5.40 2017 HD
6.20 2024 HD
9.00 2013 HD
5.60 2005 HD
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