Happy Australia National Day 2023. More about Australia Day Wishes, Messages, Quotes, Greeting Cards, Wallpapers, Images, Funny Jokes, Australia day facts and Food Recipes. Explore Australia Day celebrations including Australia Day Fireworks 2023, Australia National Day Events 2023, Parades, Australian National Anthem, Flag Raising, parties, speeches and other ceremonies on 26 January Australian official national Independence Day. Also known as Foundation Day, Invasion Day, Anniversary Day…