蜜芽传媒
蜜芽传媒page
Accessibility links
Skip to content
Accessibility Help
Notifications
蜜芽传媒
News
Sport
Weather
iPlayer
Sounds
Bitesize
CBeebies
C蜜芽传媒
Food
More menu
蜜芽传媒
News
Sport
Weather
iPlayer
Sounds
Bitesize
CBeebies
C蜜芽传媒
Food
Close menu
蜜芽传媒 One
Britain Beneath Your Feet
蜜芽传媒
Episodes
Clips
How we destroyed London鈥檚 giant sewer 鈥榝atbergs鈥�
Main content
Series 1
Britain Beneath Your Feet
Dallas Campbell reveals the hidden wonders beneath our feet.
On iPlayer
Not available
Supporting Content
How do you remove the fat that blocks London's sewers?
—
Building Britain
Duration:
2:30
How do you explore the roots of a tree without digging it up?
—
Building Britain
Duration:
2:24
