If a rug gets a damp dirty footprint, what the hell, toss it out and roll out another one, that's the palace spirit.

We went upstairs to the first floor, still seeing no other furniture than the dirty footprints.

Spit-and-polish housekeepers spent hours scrubbing dirty footprints from too-often-crossed kitchen floors.

Donald Eastman's set - gray corrugated tin walls and a yellow stage floor with a pattern that looks like dirty footprints - is just right.

Mairelon followed him up the stairs without a backward glance, leaving a trail of damp and dirty footprints.

And a track of dirty footprints leading from one door to the other.

She tries to keep her house tidy, but insect intruders leave dirty footprints on the floors and all sorts of messes about the place.

The exception was immediately to our right, a door left ajar with dirty wet footprints leading up to it.

The whole place was so tidy it could make you nervous to walk around in case you left a dirty footprint somewhere.

Emissions are a here-and-now reality whose dirty footprints are stamped daily on shirt-collars, windowpanes and my children's lungs.