More than 500 gorgeous photos of the royal family are up for auction Thursday Erin ... and beautiful photos of Queen Elizabeth as a child with her younger sister, Princess Margaret.

In honor of Queen Elizabeth II and her illustrious seven-decade reign, we take a walk down memory lane and see how a young Elizabeth made her mark from the start.

Royal pregnancies today are dutifully recorded, with every maternity outfit, public engagement, and growing baby bump ... all ...

"She is growing up fast and reminds me of Princess Anne as she's a strong character and able to tell her brothers what to do." Meanwhile, another penned: "She looks so similar to Queen Elizabeth." ...

When I was a young child growing up, I often saw portraits hanging on ... on her head and a sash across her elegant dress as well as pictures of her in a smart uniform sitting on a horse.