Rare photos of Zara Tindall's children show how much they’ve grown up
<p>Many people across the world are nostalgic for relaxing with their grandparents when they were younger.</p>
<p>This is the case for the royal family as well.</p>
<p>Princess Anne had a fun day out with her daughter, Zara Tindall, and her grandchildren at the Gatcombe Festival of Eventing in Gloucestershire.</p>
<p>Both Zara and her husband Mike Tindall were in attendance with their two daughters, Mia, 5 and Lena, 1.</p>
<p>Their cousins Savannah and Isla Phillips were also along for the fun family trip as well, as the event went for two days.</p>
<p>The candid images that were taken on the day show just how fast all of Princess Anne's granddaughters, Lena, Mia, Savannah and Isla, are growing up.</p>
<p>Scroll through the gallery above to see the royal family have a fun day out.</p>
