Wool hat

* Black

* Found on street in Laurel, MD

Wool hat

* Black

* Found on side of street in Acworth, GA

Wool hat

* Purple

* Found on sidewalk in Concord, NC

Wool hat

* Red

* Found at an aquarium in Boston, MA

Credit: freelance photographer April O'Neill

Wool hat

* Black

* Found on a beach in Gulfport, MS

Wool hat

* Blue/white

* Found on sidewalk in Colonial Heights, VA

Wool hat

* Multi-colored

* Found in parking lot in Peachtree City, GA

Wool hat

* Blue

* Found on street in Sharonville, OH

Wool hat

* Blue

* Found on side of street in Germantown, OH

Wool hat

* Red/white

* Found on sidewalk in Dubuque, IA

Wool hat

* Black

* Found in parking lot in Lorton, VA

Wool hat

* Multi-colored

* Found in apartment complex in Chattanooga, TN

Wool hat

* Blue

* Found in the San Bernardino Mountains in Big Bear, CA

Wool hat

* Gray/black

* Found in parking lot in Alpharetta, GA

Wool hat

* Black

* Found in parking lot in Abilene, KS

Wool hat

* Blue

* Found on a store floor in Mishawaka, IN

Wool hat

* Blue/yellow

* Found in parking lot in Duluth, GA

Wool hat

* Gray

* Found on park bench in Roswell, GA

Credit: Freelance photographers Harry Patoot & Bob McGrouchypants

Wool hat

* Black

* Found in a parking lot in Marietta, GA

Wool hat

* Black

* Found in parking lot in Decatur, GA