1. Would You Venture 2,000 Feet Below the Waves in This Homemade Submarine?

    Would You Venture 2,000 Feet Below the Waves in This Homemade Submarine?

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  2. Country Population Ranking & Projection (2000-2100)

    Country Population Ranking & Projection (2000-2100)

    37
    8
    172
    2