In 1883, three railroad workers came across a cave containing hot springs on the eastern parts of the Rocky Mountains.
1883年，三名铁路工人在洛基山脉东部偶然发现了一个内藏温泉的山洞。
In 1883, three railroad workers came across a cave containing hot springs on the eastern parts of the Rocky Mountains.
1883年，三名铁路工人在洛基山脉东部偶然发现了一个内藏温泉的山洞。
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