1. Anything by which the memory of a person or an event is preserved or perpetuated. A tomb where a dead body has been deposited. Mead v. Case, 33 Barb. (N. Y.) 202; Iu re Ogden, 25 B. I. 373, 55 Atl. 033. 2. In real-property law and surveying, monuments are visible marks or indications left on natural or other objects indicating the lines and boundaries of a survey. In this sense the term includes not only posts, pillars, stone markers, cairns, and the like, but also fixed natural objects, blazed trees, and even a watercourse. See Grier v. Pennsyl- vania Coal Co.. 128 Pa. 79. 18 Atl. 480; Cox v. I-‘reedley, 33 Pa. 124, 75 Am. Dec. 584. Monumenta quae nos recorda vocamus aunt veritatis et vetustatis vestigia. Co. Litt. 118. Monuments, which we call “records,” are the vestiges of truth and antiquity.