balcony, 陽台

Members of Britain's Royal family from left, Camilla, the Duchess of Cornwall, Prince Charles, Princess Eugenie, Queen Elizabeth II, background Timothy Laurence, Princess Beatrice, Prince Philip, Kate, the Duchess of Cambridge, Princess Charlotte, Prince George and Prince William watch a fly past as they appear on the balcony of Buckingham Palace, after attending the annual Trooping the Colour Ceremony in London, June 17, 2017.
June 18, 2017
https://www.voanews.com/a/june-18-2017-day-in-photos/3905485.html

Chris J Ratcliffe/AFP/Getty Images
Buckingham Palace Videos at ABC News Video Archive at abcnews.com
http://abcnews.go.com/topics/news/buckingham-palace.htm?mediatype=Image

epa
Een plechtig moment, maar alle aandacht gaat opnieuw naar pr... - Gazet van Antwerpen
http://www.gva.be/cnt/dmf20170618_02929681/een-plechtig-moment-maar-alle-aandacht-gaat-opnieuw-naar-prins-george-en-prinses-charlotte

George and Charlotte were clearly fascinated with the planes flying overhead as they looked on with William and Kate.
(Photo: Splash News)

The third in line to the throne peered out of the Buckingham Palace windows as royal staff got ready for Trooping the Colour.
(Photo: EPA)
Kate, George and Charlotte steal the show as royals celebrate Queen's birthday with Trooping the Colour - Mirror Online
http://www.mirror.co.uk/news/uk-news/gallery/kate-george-charlotte-steal-show-10638638

epa
英女王91歲大壽閱兵式 粉嫩喬治夏綠蒂抬頭看飛機萌殺全場 - 自由娛樂
http://ent.ltn.com.tw/news/breakingnews/2103893