Then there's dirt you would really rather didn't come indoors - mine is usually brought in by four furry paws!
And there's dirt that is, well, just dirt!
My clean floor after an exuberant wet-pawed dog came in! Bringing the grass clippings with him!
Sometimes beautiful things find the oddest places to grow. This white foxglove managed to seed itself and grow in a dirty corner by a flight of steps. Considering I have been trying to grow white foxgloves from seed without success, I was a bit miffed! But it has been good to look at.
Starlings tend to be mucky birds, leaving their droppings all over the place. These two young starlings were making a terrific noise, squawking as they waited for the parent bird to come up with food!
Go over to Carmi at his Thgematic Photographic challenge to see other interpretations of DIRTY.