ISBN-13: 9781537479736 / Angielski / Miękka / 2016 / 118 str.
ISBN-13: 9781537479736 / Angielski / Miękka / 2016 / 118 str.
New updated edition includes color photos of personal adventures and first group of explorers to enter into the Giant Selenite Crystal Caves of Naica Chihuahua, Mexico in January of 2001.