Davey Lewis' Cave
OSM-mapped cave entrance · 39.9966°N, 78.5019°W
INTO THE DARK · CAVES DIRECTORY
Pennsylvania's cave country clusters in the limestone valleys of the Great Appalachian Valley. Penn's Cave in Centre County is the only all-water cavern tour in the US — toured entirely by motorboat. Indian Caverns, Crystal Cave, and Lincoln Caverns complete the show cave offerings across the Valley and Ridge province. The limestone geology runs the full width of the state.
Every cave listed here is on public or accessible land. Always bring three light sources, water, and let someone know your plans before entering any undeveloped cave. Temperature inside: typically 50–62°F year-round. Explore all caves on the Trek4Free map →
OSM-mapped cave entrance · 39.9966°N, 78.5019°W
OSM-mapped cave entrance · 40.2528°N, 76.7169°W
The only all-water cave tour in the United States — the entire tour is conducted by motorized flat-bottomed boat through a limestone cavern whose passages are flooded to the ceiling by an underground …
OSM-mapped cave entrance · 39.7367°N, 77.4267°W
OSM-mapped cave entrance · 39.7378°N, 77.4256°W
OSM-mapped cave entrance · 39.7390°N, 77.4141°W
OSM-mapped cave entrance · 39.7383°N, 77.4126°W
OSM-mapped cave entrance · 41.3283°N, 79.8234°W
OSM-mapped cave entrance · 39.8746°N, 76.3711°W
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