路标塔

例句：

1. 1. The tower is a landmark in the city.
   这座塔是城市的地标。
2. 2. The tower has been standing for centuries.
   这座塔已经矗立了几个世纪了。
3. 3. The tower was built to guide travelers on their journey.
   这座塔是为了引导旅行者在旅途中导航而建造的。