The serpentine mountains in West Yuhang is a state-grade forest park and biology protected area which is full of forests and bamboo woods and is thus inevitably full of natural charm.

余杭西部山势蜿蜒，布满森林竹海、峡谷瀑布，是国家森林公园和生物圈保护区，充满着大自然的魅力。

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The structure is protected from hostile weather by a steep thatched roof that also helps to connect it with the surrounding forest and softens the edges of the surfaces.

亭子的陡峭屋顶结构可以保护其受到恶劣天气的影响，而且和周围环境和亭子柔软的表面十分协调。

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The dike that is protected by Mangrove forest is impregnable!

红树林防护的堤坝，固若金汤！

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But the area is part of Epping Forest, which is protected from development.

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Overlooking the Willamette River west of downtown Portland, Forest Park is one of the largest protected wilderness areas inside a US city.

BBC: Portland's urban adventures