Across
- 5. Inlet of the Pacific Ocean in Washington state.
- 7. Large, shallow, saltwater lake in Utah.
- 8. Major ocean bordering the western United States.
- 9. Sea south of Florida, part of the Atlantic Ocean.
- 10. Major tributary of the Missouri River.
- 13. Second largest of the Great Lakes, connected to Lake Michigan.
- 14. River flowing through Virginia and North Carolina.
- 18. Important river in New York, flowing through New York City.
- 20. The only Great Lake located entirely within the U.S.
- 26. Major river of the Pacific Northwest, tributary of the Columbia.
- 27. Shallowest of the Great Lakes.
- 32. Estuary at the mouth of the Delaware River.
- 33. Popular reservoir in Virginia.
- 34. Major ocean bordering the eastern United States.
- 37. River forming part of the border between the U.S. and Mexico.
- 38. River in New Mexico and Texas, tributary of the Rio Grande.
- 40. Large freshwater lake in the Sierra Nevada mountains.
- 41. Major river in Arizona, tributary of the Gila River.
- 45. River flowing through Dallas and Fort Worth, Texas.
- 47. Longest river entirely within Virginia.
- 48. Major tributary of the Mississippi, forming borders of several states.
- 49. Group of five large interconnected lakes in North America.
- 50. Large freshwater lake between New York and Vermont.
- 53. Large reservoir on the Colorado River.
- 54. River flowing through Washington D.C., bordering Maryland and Virginia.
- 55. River forming part of the border between Texas and Oklahoma.
- 56. Large body of water bordering the southeastern U.S.
- 57. River in Virginia and West Virginia, tributary of the Potomac.
- 58. Tributary of the Columbia River in Oregon, known for fossils.
- 59. River in Wyoming and Montana, part of the Yellowstone drainage.
Down
- 1. Longest tributary of the Mississippi River.
- 2. Large reservoir in Virginia.
- 3. Major river of the Pacific Northwest.
- 4. Virginia river flowing into the Chesapeake Bay.
- 6. Estuary in New York and Connecticut.
- 11. Largest freshwater lake in Florida.
- 12. Smallest of the Great Lakes by surface area.
- 15. Estuary in California, important for shipping.
- 16. Virginia river flowing into the Chesapeake Bay.
- 17. Major river in Arizona, tributary of the Colorado River.
- 19. Mountain peak in Virginia overlooking the Blue Ridge Parkway.
- 21. Seaway connecting the Great Lakes to the Atlantic Ocean.
- 22. Arm of the Pacific Ocean bordering Alaska.
- 23. Major tributary of the Ohio River, important for hydroelectric power.
- 24. Major tributary of the Colorado River.
- 25. River flowing through the Grand Canyon.
- 28. Major tributary of the Mississippi, flowing through Kansas and Oklahoma.
- 29. River in Oregon, important for agriculture.
- 30. Large reservoir on the Roanoke River, bordering Virginia and North Carolina.
- 31. Longest river entirely within California.
- 35. Largest estuary in the United States, in Maryland and Virginia.
- 36. Longest river in North America, flowing through the central U.S.
- 39. River flowing from Mexico into the Rio Grande.
- 42. Major river in Nebraska, known for sandhill cranes.
- 43. Large estuary in North Carolina.
- 44. Largest of the Great Lakes by surface area.
- 46. One of the five Great Lakes.
- 51. Largest reservoir in the U.S. by capacity, on the Colorado River.
- 52. Ancient river flowing through Virginia and West Virginia.
