The official Twitter account of the Prince of Wales and the Duchess of Cornwall has reached one million followers.
Prince Charles and his wife, who follow only 339 accounts on Twitter, use the platform to share photos, videos and other details of their royal activities.
The couple also has an Instagram account called “The Clarence House” which has more than 1.5 million followers.
Prince Charles, the first person on the British throne, will succeed his mother, Queen Elizabeth II.
He has two sons: Prince William and Prince Harry. Harry has moved to the United States with his wife, Meghan Markle, and children after retiring from his royal duties.