Carlsbad Caverns National Park Embroidered Beanie Winter Hat 。Hand Knit Pattern @nancybatesdesigns New, Never Worn Average Adult Size, 19” - 22” Circumference Unisex Style 100% Merino Wool, Faux Leather Tag Hand Wash, Shape To Air Dry New Mexico Gem❣️ Carlsbad Caverns is home to some of the largest and longest caves in the world, More than 119 in total! Drip by drip, over the course of a million years, beautiful and unusual formations built up within the caverns. These formations, with names like soda straws, draperies, ribbons, lily pads, shelves (and of course stalagmites and stalactites), grow on the floor and ceiling…and sometimes meet in the middle.