All you have to do is stare at the middle of the green, yellow, and black version of the Union Jack flag. This will then disappear and you may see the traditional red, white, and blue flag.

It’s a go-to question at bar trivia: what is the only national flag in the world that isn’t rectangular or square shaped ... with a navy blue border and two white shapes that represent ...

June 14, 1777, the Continental Congress issued a resolution making the Stars and Stripes the nation's flag. Enjoy a little red, white, and blue from across the Smithsonian. Visit the O Say Can You See ...

"A vibrant display of patriotic celebration, Red, White, & Blue To-Do features flag raising, events at historic sites and museums, and the Red, White, & Blue To-Do Pomp & Parade with red wagon ...