Julia Bradbury travels along Britain's network of canals and their accompanying towpaths.
Julia Bradbury laces up for adventure by foot on the canals of England, Scotland and Wales
The former sportsman, presenter and Strictly Come Dancing contestant.
Here are some of the most memorable moments to look out for in the natural science shows.
You might be surprised…
Humpback whales can eat one tonne of capelin every day.
The wildlife of the UK's four seasons: Spring, Summer, Autumn and Winter.
Explore the most extreme places of earth with Natural History Sundays.
What's more wild than our oceans?
Natural history has come to Yesterday. Watch it throughout the Easter weekend.
Throughout the centuries marriage has taken many different forms.