spelunking Definition

spelunkers, backpacking, canyoneering, caver, rock climbing, expeditions, adventure, bushwhacking, kayaking, camping, trekking, adventurers, mountaineering, geocaching, cataract canyon, potholing, excursion, backcountry, snowshoeing, overnighter, explorations, rappelling, slickrock, hiking, scuba diving, bivvy, jibbing, bunny slope, mountain biking, subterranean, horseback riding, carlsbad caverns, owling, tidepool, backpackers, segway, trekkie, jonesing, antiquing, biking, yetis, snorkeling, sightseeing, gorp, tramping, alpinism, rafting, cavern, stargazing, canoeing, ecotour, acrophobic, scavenger hunt, survivalist, adventuresome, crawling, trekkers, rockhound, campout, crampon, fanny pack, mendenhall glacier, couloir, glissade, whirlybird, bushwalking, crevasse, kayakers, chilkoot pass, bathysphere, wilderness, climbable, tripper, huck, crevice, adventurous, snowboarding, gasherbrum, rabbit hole, dabbler, tromp, steampunk, climbers, divining rod, summiting, snipe hunt, outie, wormholes, uinta mountains, luging, sherpa, abominable snowman, faery, canyon, mineshaft, sledding, wasatch range, crawly, spooky, woodshedding,