Fill in the Blanks YellowstoneOnline version Complete the text with the words given. by English Teacher 1 future Faithful Montana bears geysers minutes Wyoming 1978 96 world volcano height Idaho tourists Yellowstone was the first national park in the . About percent of the park is in . Three percent is in and only one percent in . Yellowstone National Park is famous for its and hot springs . The park contains about half the world's geysers . It is also a home to grizzly , wolves , bison and elk . Many visit the park each year to see the geysers and animals there . Its most famous geyser is the Old : its eruptions last from 1 to 5 . The average of an eruption is 44 m . Yellowstone was made a UNESCO World Heritage Site in . Yellowstone is still a geologically active ; what means that a eruption is expected in .