landmarks

1. the position of a prominent or well-known object in a particular landscapeExamples: "the church steeple provided a convenient landmark"Synonyms: landmark

2. an event marking a unique or important historical change of course or one on which important developments dependExamples: "the agreement was a watershed in the history of both nations"Synonyms: landmark, turning point, watershed

3. a mark showing the boundary of a piece of landSynonyms: landmark

4. an anatomical structure used as a point of origin in locating other anatomical structures (as in surgery) or as point from which measurements can be takenSynonyms: landmark