Grand Teton National Park is in Wyoming Rising above a scene rich with extraordinary wildlife, pristine lakes, and alpine terrain. The Teton Range stands as a monument to the people who fought to protect it. These are mountains of the imagination. Mountains that led to the creation of Grand Teton National Park where you can explore over two hundred miles of trails, float the Snake River, and enjoy the serenity of this remarkable place. Grizzlies, black bears, bison, elk and moose roam here as well as bald eagles and ospreys in the skies. Wildflower season is especially scenic, with blooms typically on display from May through September.