5 Caves near Irish Boat Ramps
first prev 1 next lastShowing Caves within 50 miles Distance miles of 15199 ID-21, Boise, ID 83716, USA City, Zip, or Address
Smith's Crack
Mountain Home, Idaho
25.9 miles SA narrow fissure cave near Mountain Home with arrow-marked passages, a 20-foot vertical drop to the bottom, and rooms that take a couple of hours to fully explore.
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Kuna Caves
Kuna, Idaho
26.0 miles SWA 50-foot ladder descent into a quarter-mile lava tube that stays 56°F year-round — with half a mile of crawling and walking passages in both directions underground.
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Devil's Hole Cave
Mountain Home, Idaho
26.2 miles SA challenging vertical shaft cave that descends 300 feet underground, wet and muddy year-round, reserved for experienced spelunkers with rope and climbing skills.
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Gore's Cave
Boise City-Nampa, ID, Idaho
30.5 miles SWA lava tube near Boise formed when ancient molten rock drained away, leaving a hollow crust — a classic example of how these underground passages are born.
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Eureka Cave
Mountain Home, Idaho
38.5 miles SEAn accessible lava-tube cave near Mountain Home you can drop into and explore — bring a light and pack out what you pack in.
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