Amphitheater Cave
OSM-mapped cave entrance · 43.3769°N, 113.4327°W
INTO THE DARK · CAVES DIRECTORY
Idaho's cave geography spans lava fields of the Snake River Plain to alpine limestone in the Caribou-Targhee. Craters of the Moon National Monument has seven lava tube caves open for self-guided exploration — Indian Tunnel is large enough to walk upright through a collapsed skylight. Minnetonka Cave in the Bear Lake Highlands is a Forest Service limestone cave at 7,700 feet, open only summer months, genuinely remote. The lava tubes of the Snake River Plain are among the geologically youngest caves in the US.
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 · 43.3769°N, 113.4327°W
OSM-mapped cave entrance · 45.3473°N, 112.8447°W
OSM-mapped cave entrance · 43.4468°N, 113.5245°W
OSM-mapped cave entrance · 43.4453°N, 113.5264°W
OSM-mapped cave entrance · 45.8365°N, 111.8779°W
OSM-mapped cave entrance · 45.8365°N, 111.8765°W
OSM-mapped cave entrance · 42.3619°N, 111.2660°W
Seven lava tube caves open for self-guided exploration on an alien landscape of cinder cones, lava fields, and volcanic craters in southern Idaho. The monument sits atop one of the world's youngest an…
OSM-mapped cave entrance · 42.9611°N, 113.2191°W
OSM-mapped cave entrance · 42.9520°N, 113.2170°W
OSM-mapped cave entrance · 46.5908°N, 112.0671°W
OSM-mapped cave entrance · 43.4442°N, 113.5286°W
OSM-mapped cave entrance · 43.1227°N, 115.5741°W
OSM-mapped cave entrance · 43.4223°N, 113.5575°W
OSM-mapped cave entrance · 45.1499°N, 113.0009°W
OSM-mapped cave entrance · 43.2954°N, 116.1327°W
OSM-mapped cave entrance · 46.0288°N, 117.1618°W
OSM-mapped cave entrance · 47.4034°N, 113.1910°W
OSM-mapped cave entrance · 43.4462°N, 113.4990°W
OSM-mapped cave entrance · 43.3367°N, 113.4342°W
OSM-mapped cave entrance · 43.0704°N, 114.4120°W
OSM-mapped cave entrance · 43.4424°N, 113.5299°W
OSM-mapped cave entrance · 43.4121°N, 116.4497°W
OSM-mapped cave entrance · 42.9181°N, 113.1917°W
OSM-mapped cave entrance · 43.4465°N, 113.4959°W
OSM-mapped cave entrance · 43.4484°N, 113.4952°W
OSM-mapped cave entrance · 45.5245°N, 116.3019°W
A limestone cave in the Caribou-Targhee National Forest at 7,700 feet elevation near Bear Lake in southeastern Idaho — high altitude, remote, seasonal, and run by the Forest Service without the commer…
OSM-mapped cave entrance · 42.0874°N, 111.5188°W
OSM-mapped cave entrance · 43.3768°N, 113.4349°W
OSM-mapped cave entrance · 43.4470°N, 113.5017°W
OSM-mapped cave entrance · 42.2314°N, 111.5619°W
OSM-mapped cave entrance · 45.1630°N, 113.0123°W
OSM-mapped cave entrance · 46.3268°N, 113.2936°W
OSM-mapped cave entrance · 45.1274°N, 114.7241°W
OSM-mapped cave entrance · 43.2551°N, 116.1325°W
OSM-mapped cave entrance · 43.2544°N, 116.1324°W
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