1 of 9
Just over two years after the arrival of Prince William, Prince Charles and Princess Diana welcomed another son – Prince Harry to the family.
2 of 9
Globetrotting from the get-go! The family of four – including 9-month-old Harry – boards the Royal Yacht Britannia in Venice, Italy.
3 of 9
Not yet two, Prince Harry is windblown in his mother's arms at an airport in Scotland on his way to Balmoral.
4 of 9
Mother and son cuddle close during a visit to Majorca, Spain.
5 of 9
Diana and Harry matched in green-and-white ensembles for the family's annual appearance on the Buckingham Palace balcony for Trooping the Color.
6 of 9
At age five, Harry joined big brother William at Wetherby School in London. Diana often dropped the boys off in the morning or picked them up in the afternoon.
7 of 9
Harry seeks refuge from the sun in Diana's arms during a trip to the beach. Today, Harry says his mother’s influence is still with him: "I know I've got a lot of my mother in me," he told PEOPLE.
8 of 9
Diana is often remembered for her determination to give her sons as normal an upbringing as she could. Here, mother and son get soaked during a visit to an amusement park. The next year, Diana, William and Harry visited the be-all, end-all of theme parks: Disney World in Orlando, Florida.
9 of 9
Harry and Diana stayed close during the VJ Day Celebrations. Though she died just two years later, when he was only 12 years old, Diana's memory still has a huge impact on her son today. Harry told PEOPLE: "All I want to do is make my mother incredibly proud."
Prince Charles Felt Threatened by Prince William and Kate Middleton's Popularity: New Book
A Royal Romance! Lifetime Shares First Trailer of Meghan Markle and Prince Harry’s TV Movie
Hold My Beer! William Drinks a Pint of Guinness for St. Patrick's Day — but Pregnant Kate Sticks to Water
Inside Meghan Markle's 'Beautiful and Sincere' Baptism: 'It Was Very Moving'