No, there are not giant slugs swimming around London’s sewers, despite a viral TikTok video.

How the Thames Tideway Tunnel super sewer works The super sewer has been built to future-proof the ageing London underground waste network – parts of which were built in the mid-19th century.

British engineers have finally cleared a massive 40-ton block of waste known as a “fatberg” from a South London sewer after spending three weeks chiseling down the clog, officials said.

A 15-ton massive blob of food fat and baby wipes, dubbed Britain's largest-ever "fatberg," has been removed from a London sewer, local water authorities said Tuesday.

BBC News Online takes a trip down the sewers to find out what lies beneath London.

A 40-ton fatberg clogging a London sewer has been cleared, and officials are hoping to avoid seeing another monstrous mass like it in the future.

A "concreteberg", weighing as much as 20 elephants, is blocking three central London sewers. The 330ft-long (100m) mass, weighing 105 tonnes, was caused by people pouring concrete into the sewers ...

BBC London's Clark Ainsworth joined a group of London Assembly members on a trip down into the dark and dank world of the capital's sewers.

For infrastructure geeks, London’s brand-spanking-new ‘super sewer’ has been the gift that keeps on giving. Not only is the 25km, £4.5 billion Thames Tideway tunnel (as it’s official ...

Engineers are battling a 143-ton so-called “fatberg” of diapers, fat and oil that is clogging up a sewer in London.

The main part of London's incredible Super Sewer is a 15-mile-long tunnel that's about 24 feet wide. Its job? Carry water, rubbish, and poo.

Later tests for pathogens reveal antibiotic-resistant strains of bacteria are lurking among the fat. Footage from Fatberg Autopsy: Secrets Of The Sewers shows the filth lurking in London’s sewers.