Harry and Markle were rumored to be spending their honeymoon at a modest resort in Alberta, Canada.
She went on to attend the couple's intimate wedding reception at Frogmore House and people who met her said she was "lovely to talk to and bursting with pride", according to a source at the exclusive event.
It was seen in the background of an image showing Her Majesty meeting Honorable George Brandis, the Australian High Commissioner to the United Kingdom, at Buckingham Palace on Wednesday.
The Queen showed her support for Harry, 33, and Meghan, 36, by throwing the couple the lunchtime reception at St. George's Hall at Windsor Castle following their wedding ceremony at St. George's Chapel on May 19.
Kim Kardashian West arrives at White House for prison reform talk
Kardashian West was spotted leaving the White House with a small entourage about an hour after she arrived. President Donald Trump has already granted three pardons in his first two years in office.
Canada's Trudeau blasts "totally unacceptable" Trump tariffs, announces counter-tariffs
The EU believes these unilateral United States tariffs are unjustified and at odds with World Trade Organisation rules. But Macron said those "who waged bilateral trade wars. saw an increase in prices and an increase in unemployment".
Mattis: US will confront China on militarization of islands
However he mentioned it was unfair to single out China for its superior militarization within the South China Sea. There are multiple territorial claims from Philippines, Malaysia, Brunei, Taiwan and Vietnam on the islands.
Meghan Markle's father, Thomas Markle, is speaking out about rumors that he asked his daughter to help him financially weeks before her wedding to Prince Harry, but she refused to help him out. The latest to bring back all the feels of last Saturday is the story of how Meghan put her acting and writing skills to use and brought everyone to tears with a poem for her new husband.
Harry and Meghan requested fans and wellwishers give to charity instead of giving gifts.
Now that all the heavy lifting up of making it through their royal wedding is over, Prince Harry and Meghan Markle are heading off on their relaxing honeymoon and to a place that has some royally fantastic views!
If the trip does take place, it will be the first time Harry meets his new father-in-law in person.
She may be a monarch, but it's clear that Queen Elizabeth II is also a doting grandmother.