Harpers Ferry and DCShow tripAdd to bucket listRemove from bucket listShareDay 4Monday, July 12, 2021 at 11:00 AM ☀️ 84 °F Altitude: 479 ft United StatesCrestview39.49809, -77.6768539°29’53” N 77°40’37” WCrystal Grottoes Caverns July 12, 2021 in the United States ⋅ ☀️ 84 °F 0 likes Show trip