While visiting the Everglades National Park with their parents, the Landon children uncover the mystery of dying manatees and learn important lessons about the natural environment.

The Landon family travels to Glacier National Park to investigate why grizzly bear cubs are disappearing and become involved with a ten-year-old Mexican runaway boy.

A tour through Florida's Everglades National Park introduces the park's flora, fauna, topography, history, weather, and attractions. The Coe Visitor Center, various trails, and Miccosukee and Seminole influences are all discussed. Additional features to aid in comprehension include a table of contents, informative captions and sidebars, detailed maps, map legends, a phonetic glossary, sources for further research, and an index.

Jack, Ashley, and their parents visit Hawaii where they meet a Vietnamese boy who is going to live with his American grandfather whom he has never met, and are pursued by the Goddess Pele.

Explores Yellowstone National Park, introducing its geography, wildlife, climate, trails, and history.

This book gives a brief history and a description of the geographical highlights of Yosemite National Park.

The Landon family is Southbound—headed for Florida to investigate a mysterious illness plaguing endangered manatees in Everglades National Park. Jack, Ashley, and their friend Bridger soon find themselves in deadly waters with a seven-foot shark, an injured manatee—and a mystery to solve. Who was the stranger in the speedboat who snatched Jack's camera? And what does he have to do with the manatees? Join the heart-stopping chase through a maze of mangrove islands to find out!