Fill in: is, was or has. Then, ask and answer questions based on the text.

Yellowstone National Park 1) located in Wyoming, United States. It 2) known for being the first national park in the USA. It 3) established in 1872 by President Ulysses S. Grant. It 4) filed with amazing wildlife and beautiful landscapes. In 1988, one third of the park 5) burnt in forest fires. The wildlife there 6) been studied for over 100 years. It 7) visited by millions of tourists every year.