Graf, Mike

Presents an introduction to Mammoth Cave National Park, explaining how the caves formed; discussing the plants, animals, weather conditions, and people of the caves; and looking at park activities and issues.

Describes the Great Smoky Mountains National Park, including its location, history, animals and plants, weather, and activities people can do while visiting the park.

A simple look at the history, geology and ecology of Glacier National Park.

Presents an introduction to Everglades National Park, explaining how the Everglades formed; discussing the plants, animals, weather conditions, and people of the Everglades; and looking at park activities and issues.

Describes the landscape, culture, food, animals, sports, and holidays of Somalia.

Photographs and simple text introduce young readers to the history, wildlife, geography, and landscape of Yosemite National Park.

Photographs and simple text introduce young readers to the history, wildlife, geography, and landscape of Rocky Mountain National Park.

Photographs and simple text introduce young readers to the history, wildlife, geography, and landscape of Olympic National Park.

Describes the Grand Canyon National Park, including its location, history, plants and animals, weather, and activities for visitors.

Provides information and safety tips relating to lightning and thunderstorms.