I heard that there is a huge bell in the BellTower, what is that for?

我听说钟楼上有一口大钟，它是做什么用的？

youdao

The town of Piran is the star, with its vaulting Venetian-era belltower, orange tiled roofs and spectacular setting on a peninsula overlooking the Adriatic.

BBC: Epicurean Slovenia makes its mark

You find a steeple, a dome, a minaret, a belltower, you grab on to a ledge or a window and you start to make your way up.

FORBES: Assassin's Creed 3 Review: An Epic, Vicious, and Flawed History