National Parks

Biscayne National Park encompasses coral reefs, islands and shoreline mangrove forest in the northern Florida Keys. Its reefs and islands are accessible only by boat. Dolphins, turtles and pelicans live in Biscayne Bay Lagoon. The underwater Maritime Heritage Trail links dive sites, most of them shipwrecks. On Boca Chita Key, Boca Chita Lighthouse has coastal views. A museum at Convoy Point explains local ecosystems.

Grand Canyon National Park, in Arizona, is home to much of the immense Grand Canyon, with its layered bands of red rock revealing millions of years of geological history. Viewpoints include Mather Point, Yavapai Observation Station and architect Mary Colter’s Lookout Studio and her Desert View Watchtower. Lipan Point, with wide views of the canyon and Colorado River, is a popular, especially at sunrise and sunset.

Gateway Arch National Park, formerly known as the Jefferson National Expansion Memorial until 2018, is an American national park located in St. Louis, Missouri, near the starting point of the Lewis and Clark Expedition.

Indiana Dunes National Park is a United States National Park located in Northwestern Indiana, managed by the National Park Service. It was authorized by Congress in 1966 as the Indiana Dunes National Lakeshore, the name by which it was known until it was designated the nation's 61st national park on February 15, 2019.