Streams of lava light up Mount Etna during a two-hour eruption on Tuesday night-the peak of the Italianvolcano's fiery week (Mount Etna map).

星期二晚，埃特纳火山两小时喷发中，流淌的岩浆照亮了这意大利火山的山峰。

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A photo from inside Indian Tunnel. The light is coming from holes in the roof where it collapsed over time, as will happen to all lava tubes.

来自印度的隧道内的照片。光洞是来自屋顶的地方，随着时间的崩溃，也将发生在所有的熔岩管。

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A photo from inside Indian Tunnel. The light is coming from holes in the roof where it collapsed over time, as will happen to all lava tubes.

来自印度的隧道内的照片。光洞是来自屋顶的地方，随着时间的崩溃，也将发生在所有的熔岩管。

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