1. Falling stones left gaping holes in walls, and many buildings lost their roofs.2. The Pope was severely injured from the falling stones and timber. 3. Adding to that is the constant danger of falling stones from the mountains. 4. Rock faces are constantly swept by falling stones , which may be possible to dodge. 5. The building is not preserved or maintained; there is a risk of falling stones . 6. Some of the upper parts of the wall have been cemented, probably to prevent falling stones . 7. A falling stone injured Gorret in the arm. 8. The falling stones from the spire slightly damaged the roof setting a few rafters on fire. 9. A policeman was slightly injured when struck by falling stones in the Umbrian town of Sellano. 10. Aristotle could point to the falling stone , rising flames, or pouring water to illustrate his theory.