到了重庆第一站来到了洪崖洞。洪崖洞原名洪崖门，是古重庆城门之一，位于重庆市核心商圈解放碑沧白路、长江、嘉陵江两江交汇的滨江地带，拥有2300年历史，坐拥城市旅游景观、商务休闲景观和城市人文景观于一体。

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