From darkened rural villages to street-lit towns and cities, people across the Anglia region were on their doorsteps clapping in praise of the nation's NHS workers.
Millions all over the country flocked to their balconies and windows to applaud the NHS staff battling the coronavirus pandemic.
They even joined in on the Clipper gas platform 40 miles off the Norfolk coast. A row of ambulances at Ipswich hospital responded to the salute by setting off their flashing blue lights.
- Watch Sarah Cooper's report on the night the region and the country came together to celebrate the work of our health and social care workers
People clapped and cheered, whistles were blown, pots and pans rattled together while vehicles sounded their horns at 8pm on Thursday evening as a gesture of thanks to frontline healthcare heroes.
In the country's most easterly town, the port of Lowestoft in Suffolk, there were fireworks and docked ships sounded their horns.
Boris Johnson was joined by Chancellor of the Exchequer Rishi Sunak outside 10 Downing Street as they took part in the national salute. Labour leader Jeremy Corbyn led his street in a round of applause for the NHS in an 18-second video shared to Twitter.
And a video posted on the Kensingtonroyal Instagram account showed Prince George, Princess Charlotte and Prince Louis on the royal estate at Sandringham in Norfolk clapping to thank all those healthcare staff "working tirelessly" to help those affected by Covid-19.
The Clap For Carers campaign, which started online, was staged because "during these unprecedented times they need to know we are grateful", according to the organisers.
The number of people signing up for the NHS volunteer programme had reached 670,663 by 9pm, with the Government increasing the target to 750,000, three times the initial goal.
People are being sought to help deliver shopping and medication to those in need, transport patients and NHS equipment, or check in and chat on the phone with individuals at risk of loneliness as a result of self-isolation.