Do you want to get a glimpse of the life that dominated Earth during prehistoric times without being menaced by hyper-intelligent raptors? A German cold spring with a unique environment can offer you a look back into our planet's past, to a time when simple life forms known as archaea made the rules. Granted, it's not exactly Jurassic Park.  You'll need a high powered microscope just to see these prehistoric creatures, and they're not exactly as exciting to watch as a triceratops. Then again, they're also not going to try to murder and eat you, proving once again that life is a series of compromises leading inexorably to bitter disappointment. As if there were any doubt.

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