Crystal Grottoes Caverns

crystal-grottoes-entranceCrystal Grottoes Caverns, in Boonsboro, is one of those local attractions you really should visit at least once. It’s kind of a cheesy operation, but it’s the only commercially-run cave in our area—and kids love it. For directions and hours, click here. (They’re open only on weekends from November through March.)

Share

The insider's guide to saving time and money in Frederick, Maryland