Colorado is famous for its mile-high elevation, but have you wondered what the exact opposite would look like? No, we don’t mean the famous pancake-flat states (a la Kansas, Delaware, and North Dakota, to name a few), but rather what is below our own feet! If you are ready to travel far underground, make plans to visit Colorado’s historic Mollie Kathleen Gold Mine:

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Please note: The Mollie Kathleen Gold Mine will re-open for its regular season in spring 2022.

For even more unique Colorado experiences, check out Walk Straight Through A Mountain On This Colorado Cavern Tour.

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