One of the interesting phenomena of nature is the giant sequoia tree, which is the largest living organism on earth, reaching into the heavens nearly 300 feet. One of them can produce enough lumber to build 35 five-room homes, and you can drive an automobile through the trunks of some.

Most of us would suspect that anything this size would have roots that would extend halfway to China, but such is not the case. Many of the roots are aboveground, and others extend only a few inches bene ...

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