Tunguska
"Tunguska" in a Sentence (1 examples)
More than a century ago, a comet or a meteor exploded in the sky above the Tunguska River valley in Russia. The explosion knocked down millions of trees over hundreds of miles.
More than a century ago, a comet or a meteor exploded in the sky above the Tunguska River valley in Russia. The explosion knocked down millions of trees over hundreds of miles.