A sign advising people to clean up after their dogs
A yellowish brick wall
A black and white sign
Brown and gray brick wall
Sign attached to wall
Sign is black and white
Black line outlines entire sign
A rectangular white sign with rounded edges
a sign on a building 
a sign on a wall
a sign on a brick wall
the sign is black and white
the sign is stating that Poop pollutes and to please pick up after your dog
the black and white sign has a picture of a dog on it
the sign is white with black writing
a sign on a wall asking people to pick up after their dogs
a sign on a brick wall that has no dogs