Directions: Write an English composition in 120-150 words according to the instructions given below in Chinese.
旅游是当今的热门话题，有人说旅游可以让我们了解异国风俗文化，增加见识：有人却认为旅游是浪费时间，破坏环境;你怎么看待旅游这件事呢?请你谈谈你的看法，内容必须包括：
1.对于旅游，你的具体观点；
2.支撑这些观点的具体事例。
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