Xplorer Maps Grand Teton National Park Hand-Drawn Map Poster - Authentic 18x24 Inch Vintage-Style Wall Art - Lithographic Print with Soy-Based Inks - Unique Gift for History Buffs, Travelers, Teachers, or Home Decor - All-Ages - Made In USAInitially established by Congress in 1929 to protect the surrounding area from commercial exploitation, Grand Teton National Park encompasses almost 310,000 acres located in the heart of the Greater Yellowstone Ecosystem. Grand Teton National Park has a diverse history dating back 11,000 years to tribes of nomadic Indians who summered in the Jackson Hole valley. Early American explorers followed and included John Colter, as well as fur trappers and