Across
- 5. The deepest lake in the United States, located in an ancient volcanic caldera
- 6. Located in Maine, it's the first place to see the sunrise in the U.S. for part of the year
- 8. Known for its massive granite cliffs like El Capitan and Half Dome
- 10. Home to the world's largest concentration of natural sandstone arches
- 11. The hottest, driest, and lowest National Park in North America
- 12. Features the highest mountain peak in North America
- 13. Protects the tallest trees on Earth along the California coast
Down
- 1. Famous for its "River of Grass" and diverse wildlife like alligators and manatees
- 2. Known for its jagged peaks in Wyoming; popular with mountaineers
- 3. Named for the giant cacti that define the landscape of the American West
- 4. The first National Park in the world; famous for Old Faithful
- 7. Contains the longest cave system known in the world
- 9. A massive canyon in Arizona carved by the Colorado River