false 4029433 1 Myriads of speleothems, or cave decorations, grace the underground realm of Jewel Cave. Fragile enough to succumb to a single touch, delicate aragonite crystals known as frostwork radiate outward like translucent spikes of ice. <P> Jewel Cave National Monument, in southwestern South Dakota, was established in 1908 to preserve Jewel Cave, the second longest cave in the United States and third longest in the world. 4076006 1 4 1998 Jewel Cave : The Story Behind the Scenery total:1|4:1| 1 4 1 0 4029433 0887141390 9780887141393 1 0 4.00 http://www.goodreads.com/book/show/4029433.Jewel_Cave_The_Story_Behind_the_Scenery 4 0 false Fri Aug 29 18:51:12 -0700 2008 Fri Aug 29 18:51:12 -0700 2008 http://www.goodreads.com/book_link/follow/8?book_id=4029433