1.   ...an old limestone quarry.

2.   Although there are limestone quarries in the northern part of Texas, they tend to specialize in crushed rock.

3.   British scientists have analyzed dinosaur footprints from a limestone quarry near Oxford and have discovered evidence that different species herded together, perhaps to avoid predators.

4.   Karol Wojtyla worked for four years in a limestone quarry.

5.   On land owned by the local limestone quarry, Blaker shoots wild game that will be the centerpiece of his dinner that night.

6.   Then Lievin and other World War I buffs started digging near underground limestone quarries that honeycomb the area.

7.   Adams and his delegation were shown the tiny cells where South African prisoners were incarcerated and the limestone quarry where they did hard labor.

8.   The fossil field, situated in a limestone quarry, is now thought to be the largest in the world.

9.   The rode past the limestone quarry where Mandela toiled with pick and shovel eight hours a day.

10.   Discovered near the religious sanctuary town of Fatima, the footprints were found embedded in a privately-run limestone quarry.