Crystal Grottoes Caverns

Stalagtites at Crystal Grottoes Caverns Photo
Maryland's only commercial underground caverns. Spectacular tour through brilliantly lit chambers takes 30 minutes.


See website for hours.


19821 Shepherdstown Pike
Boonsboro, MD
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Rated 4 by LAF72

June 30, 2022


Nice Little Cavern

Very kind and knowledgeable staff. The area is lovely. The cavern is nice and left in a natural condition. If you are claustrophobic, there are several tight areas in the cavern. I was with a...

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Rated 5 by travgurl

May 16, 2022


A hidden gem!

While visiting Frederick Md we were looking for something different to do. Found the only caverns in Maryland only 30 minutes away. An easy drive from Frederick. We were greeted by Debbie who...

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Rated 5 by Linda P

April 30, 2022

Linda P

Love it

Just loved it. Guide was informed, price a little high for this smaller cavern, compared to others down in Virginia, but I don't mind helping such a treasure stay open and running. Countryside...

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TripAdvisor Traveller Rating

Rated  based on 172 reviews
based on 172 Reviews
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