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Snaking through Berlin: over 60km of pink pipes.
The city is built on a swamp, and these carry water away from construction sites.
The manufacturer says pink and purple are popular with children and older people who are young at heart.
And with lots more building in the pipeline, these brightly-coloured tubes are likely to be around for some time.
Vocabulary 詞匯:
snaking 蜿蜒曲折的
swamp 沼澤地
construction sites 建築工地
young at heart 保持年輕的心態
in the pipeline 正在規劃中的