What are six of the most picturesque national parks in the Unites States?
Zion National Park, Yellowstone National Park, Grand Canyon National Park, Yosemite National Park, Glacier National Park, Great Smoky Mountains National Park
Quais são os seis parques nacionais mais pitorescos dos Estados Unidos?
Parque Nacional de Zion, Parque Nacional de Yellowstone, Parque Nacional do Grand Canyon, Parque Nacional Yosemite, Parque Nacional Glacier, Parque Nacional das Grandes Montanhas Fumo