Gardner Cave 92 mi
A Washington state park cave near Metaline Falls, about 2,072 feet long and 39–42°F, with free tours from mid-May that book up weeks ahead.
Metaline Falls, WA, 39–42°F inside
Caves near Spokane, WA
3 caves you can visit within 250 miles of Spokane. The closest is Gardner Cave, about 92 miles away.
Distances are straight-line from downtown Spokane; driving takes longer. Tour details are checked against each cave's own site; the date is on each cave's page.
Cody Caves 145 mi
Guided tours of a limestone cave in the Selkirk Mountains, reached by a 20-minute uphill hike. Options range from a family tour to a more strenuous adventure.
Ainsworth Hot Springs, BC, 4°C inside
Ape Cave 250 mi
A lava tube near Mount St. Helens with two self-guided routes: an easy lower section and a rougher upper one with an 8-foot rock wall to climb. Bring two light sources each.
Cougar, WA, 42°F inside