A symbol of something that made all Americans angry:

The sculpture from One World Trade Center, salvaged from the wreckage.
Just happened to have taken this one last week:
ETA I kinda forgot the rules. This isn't my picture, my friend took it. I'll dig out one a actually took and add it to the post. Which may take a…
This sign was on a dock in Scotland. We had a lot of fun trying to figure out what it meant. Still don't know.