Oh, it is the Bell and Drum Tower.

嗨，原来是钟鼓楼啊。

youdao

Before dusk, head west toward the Drum and Bell Tower, located at the south of Hou Hai lake on Gulou Dajie, where you can wiggle your way down the hutongs once more.

最后，赶在黄昏前，向西找到鼓楼。在位于后海南侧的鼓楼大街，再次拐入胡同。

youdao

Have Chinese lunch (about 1 hour), then drive to the Bell Tower and the Drum Tower.

乘车前往中式餐厅用午餐(约1小时)，之后乘车前往钟楼、鼓楼。

youdao

Before dusk, head west toward the Drum and Bell Tower, located at the south of Hou Hai lake on Gulou Dajie, where you can wiggle your way down the hutongs once more.

BBC: Peddling in the old kingdom of bicycles

Above the central mass sits the cubic base of the bell tower, which in turn rises solidly as a cylinder, then a drum capped by the dome.

WSJ: Prim Grandeur, Elegant Geometries | Charles Bulfinch | Lancaster Meetinghouse | By John Wilmerding