五一天晴气爽，登高望远，强身健体！只可惜“不畏浮云遮望眼，只缘身在最高层” 这句诗在空气严重污染的今天已不适用了！
五一登高远足
Original Link: http://ibillxia.github.io/blog/2013/05/01/go-hiking-International-Labour-Day/
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