"They have a sisterly bond and Sophie is like the older sister Kate never had," royal author and commentator Ingrid Seward told Hello! of the royal duo. Sophie, the Duchess of Edinburgh, married Prince Edward in 1999 and shares two children, Lady Louise and James, the Earl of Wessex, with the Duke of Edinburgh.

Prince William and Catherine, Princess of Wales, both 42, are "still very into each other" like "teenagers in love" after a relationship spanning nearly 23 years. Royal expert Roya Nikkah told Fox News,

Prince William visited the Virtual Production Studio in Northern Ireland and tested out a stationary motorcycle that took him for a ride through a virtual desert landscape.

Kate Middleton and Prince William's relationship has been well-documented, and it's clear that the Duchess of Cambridge knew exactly what she was getting into

The college sweethearts — now married for over 13 years — let the world in on their love story in a lengthy ITV interview on Nov. 16, 2010

Prince William and Kate Middleton’s love story spans decades, and it’s still going strong. Roya Nikkhah, royals editor for The Sunday Times and co-host of the podcast “The Royals with Roya and Kate,” told Fox News Digital that the Prince and Princess of Wales are “still very into each other” after weathering a turbulent year.

The Prince of Wales just had a chance to revisit this retired pastime on a recent trip—which he took alone—to Northern Ireland.

Prince William and Kate Middleton are known for putting their children - Prince George, Princess Charlotte and Prince Louis - first and made a big decision about their future