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1513年:西班牙探险家巴斯科·巴尔博亚发现,太平洋与大西洋仅由一条狭窄的地峡隔开,关于修建运河的讨论首次提出.
巴拿马运河大事记
【摘 要】
：
1513年:西班牙探险家巴斯科·巴尔博亚发现,太平洋与大西洋仅由一条狭窄的地峡隔开,关于修建运河的讨论首次提出.
【出 处】
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科技文萃
【发表日期】
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2000年3期
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