U is for Undulate…

…to move with a sinuous or wavelike motion; display a smooth rising-and-falling or side-to-side alternation of movement:

The flag undulates in the breeze.
This is our flagpole in our yard with our favorite flags undulating.
Seattle D&L 003
And here’s the U.S. Flag, Old Glory, undulating on top of the Space Needle in Seattle.
St. Michael's Mount 010
And from our favorite country to visit here’s the Union Jack undulating in the breeze!
Broadway Day 7 072
 I’m linking to ABC Wednesday started by Mrs. Nesbitt and carried on by Roger and a great team!
Hope all is well in your corner of the world.