Describes the gear used in mountain climbing and the sport's risks, and reveals the dangers associated with climbing the tallest peak on each continent, including Mount Everest, Aconcagua, and Mount Vinson.
Discusses the tools and equipment used by people who search for buried or sunken treasures and the dangers associated with the practice, and describes some of the articles they may find, including coins, jewelry, metals, glass, and artifacts.
Discusses the tools and equipment used by scientists and other specialists who head into violent storms and the dangers associated with the practice, and describes the main characteristics of tornadoes, hurricanes, waterspouts, and thunderstorms.
Discusses the tools and equipment used by travelers visiting the North and Southpoles and the dangers associated with the journey, and describes some of the characteristics sights of each region.
Discusses the tools and equipment used by ghost hunters and the dangers associated with the practice, and identifies some of the most well-known haunted places in America.
Discusses the tools and equipment used by cave explorers and the dangers associated with the practice, and describes some of different types of cavern, including limestone and sandstone caves, lava tubes, and ice and glacier caves.
