Across
- 6. a Lemhi Shoshone woman who, in her teens, helped the Lewis and Clark Expedition in achieving their chartered mission objectives
- 8. a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean region
- 10. largest mountain system in North America
- 11. a geologic shield, a large area of exposed Precambrian igneous and high-grade metamorphic rocks
- 13. a country in central South America, with a varied terrain spanning Andes Mountains, the Atacama Desert and Amazon Basin rainforest
- 15. the United States expedition to cross the newly acquired western portion of the country after the Louisiana Purchase.
- 18. a region of the Americas that consists of the Caribbean Sea, its islands and the surrounding coasts
- 20. a country in North America which has ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean
- 24. a relatively narrow, 600-mile-long mountain range in the southcentral region of the U.S. state of Alaska
- 25. a vast country located in the southern part of South America
- 26. an extensive geographical region, covering most of the eastern, southern and central portions of Brazil
- 30. a broad expanse of flatland in North America
Down
- 1. a system of mountains in eastern to northeastern North America
- 2. an island country situated in the Caribbean Sea
- 3. a species of bird in the family Ploceidae. The species are found in Angola, Botswana, the DRCongo, Kenya, Lesotho, South Africa, Eswatini, and Zambia
- 4. a major mountain range system of the North American Cordillera
- 5. also referred to as the Western Rivers, is a mostly riverine network of the United States which includes the Mississippi River and connecting waterways
- 7. a continent entirely in the Western Hemisphere
- 9. longest continental mountain range in the world
- 12. largest river by discharge volume of water in the world
- 14. the slowest moving land mammal in the world
- 16. capable of gliding flight via membranes that may be extended to create wings, formed by an enlarged set of ribs
- 17. a continent in the Northern Hemisphere
- 19. a desert plateau in South America covering a 1,600 km strip of land on the Pacific coast, west of the Andes Mountains
- 21. a moist broadleaf tropical rainforest
- 22. a country on the northern coast of South America with diverse natural attractions. Along its Caribbean coast are tropical resort islands including Isla de Margarita and the Los Roques archipelago
- 23. a sparsely populated, hot and semiarid lowland natural region of the Río de la Plata basin
- 27. a vast tropical grassland plain situated to the east of the Andes in Colombia and Venezuela, in northwestern South America.
- 28. New World monkeys belonging to the genus Ateles, part of the subfamily Atelinae, family Atelidae
- 29. an Incan citadel set high in the Andes Mountains in Peru, above the Urubamba River valley