At the beginning of the twentieth century, on the Gulf Coast in the US state of Texas, there was a hill where gas leakage was so noticeable that schoolboys would sometimes set the hill on fire.

二十世纪初，在美国德克萨斯州的墨西哥湾沿岸，有一座山，那里的天然气泄漏非常明显，学生们有时甚至会放火烧山。