Meghan admired the thousands of stars which cover the domed ceiling of the building - representing men and women from the state who served in the First World War - while Harry looked solemn and contemplative.
They went on to share that 'He's saying that he wants her on bed rest anytime they are not at an engagement.
Markle reportedly chatted with local Charlotte Connell at Bondi Beach this week, saying that "pregnancy was like having yet lag" and that she did yoga in her room at 4:30 a.m. that day when she couldn't sleep.
Meghan Markle is only a few days in to her royal tour of Australia with husband Prince Harry, but she's already debuting new fashion and beauty looks left and right. "It's a bit of a double whammy for her, she said, as she has both the baby and the jet lag to contend with".
Facebook hires former British deputy prime minister Clegg
He's off to California in a new, and presumably well-paid, role as global affairs and communications chief at Facebook . He'll replace Elliot Schrage, who recently announced he would be leaving after a decade at the tech giant.
'They said they were just like us in that people say lots of positive things to you and then they say one negative thing, and that's what gets you down. By the time the royal couple head back to the United Kingdom from New Zealand on 31 October, they will have completed 76 engagements, Metro reports.
Earlier in the morning, the pair visited Sydney's iconic Bondi Beach where they met with members of the OneWave surfing community.
The speculation was confirmed on Monday when Harry and the former Meghan Markle announced that their first child is due in the northern spring.
The Centenary Extension finally realises the vision of the memorial's architect Bruce Dellit, after it was first opened by Harry's great-great uncle, the Prince Henry, Duke of Gloucester, in 1934.
She said the "magestic memorial" commemorated "all those who fought for our nation and made the ultimate sacrifice" and was a unique "place of reflection far from the horrors of war".