1.   Elsa stood unnoticed at the edge of the crowd.

2.   It was dark, and Filchock slid back into the park, standing unnoticed at the back of the stands.

3.   She stood almost unnoticed at the deli counter, until people standing around realized, one by one, who she was.

4.   For nearly a century it has stood unnoticed in the lobby of what is now a French government building.