Yellowstone National Park Word Search

Tap a letter to start, then tap the last letter of the word to find it. Or tap a word in the bar to hunt for it — clues are below the grid.

• BISON The largest land mammal in North America. A bull weighs up to 2,000 pounds.
• WOLF Brought back to the park starting in 1995. About half of them here are black.
• PIKA A small rabbit relative that lives in rock piles and does not hibernate.
• GRIZZLY One of the two kinds of bear that live in Yellowstone.
• LAMAR The valley in the northeast corner, one of the best places on Earth to watch wolves.
• HAYDEN The valley in the middle of the park where the central bison herd gathers.
• PRONGHORN It can sprint 45 to 50 miles per hour, and it is not a true antelope.
• GEYSER A hot spring with a squeeze in its plumbing, so it erupts.
• CALDERA The bowl left when a volcano's roof collapses. Yellowstone's is about 30 by 45 miles.
• MAMMOTH The hot springs at the north end of the park, where white rock steps keep growing.
• TRAVERTINE The chalky white rock the Mammoth steps are built from.
• PRISMATIC Grand ______ Spring, the largest hot spring in the park.
• ARCH The stone gate at the north entrance, at Gardiner, Montana.
• TERRACE A flat step of rock at Mammoth, left behind by the water flowing over it.
• OBSIDIAN Black volcanic glass. People quarried it from a cliff here more than 11,000 years ago.