translation.en: It's the bridge over the Drina River, the subject of a novel by Ivo Andrić, and it talks about how, in that very troubled part of Europe and the Balkans, over time there's been enormous building of walls.
translation.zh: 它在Drina河上， 是作家Ivo Andric的一个小说的主题， 这部小说讲述了 如何在欧洲和巴尔干地区最动荡的部分 大量的墙被筑起。