Thirty Geologic Sites to Visit Before You Die

1. Oldest Rock in the United States, Morton Gneiss, Minnesota
2. First Snowball Earth, Killarney Provincial Park, Ontario
3. Sioux Quartzite, Sioux Falls, South Dakota
4. Great Unconformity, Frenchman Mountain, Las Vegas, Nevada
5. Cameron's Line, Central Park, New York City
6. Niagara Escarpment, Niagara Falls, New York and Ontario
7. Joggins Fossil Cliffs, Bay of Fundy, Nova Scotia
8. Permian Extinction, Palo Duro Canyon, Texas
9. Age of the Dinosaurs, The Grand Staircase, Utah
10. Carnian Pluvial Event, Petrified Forest National Park, Arizona
11. Supercontinent Pangea, The Wave, Navajo Sandstone, Arizona
12. Multi-ringed Impact Crater, Upheaval Dome, Utah
13. Dinosaur Stomping Ground, Clayton Lake, New Mexico
14. Western Interior Seaway, Monument Rocks, Kansas
15. End of Tyrannosaurus rex, Trinidad State Park, Colorado
16. Final Growth of Rocky Mountains, Black Hills, South Dakota
17. The Rising Appalachians, Cullasaja Falls, North Carolina
18. Green River Formation, Fossil Butte, Wyoming
19. Migrating Volcanism, Devils Tower, Wyoming
20. Grand Canyon, Arizona
21. San Andreas Fault, California
22. Standing Atop a Mantle Plume, Yellowstone, Wyoming
23. Climate Change, John Day Fossil Beds, Oregon
24. Meteor Crater, Arizona
25. Deep Glacial Grooves, Kelleys Island, Ohio
26. Missoula Floods, Crown Point, Oregon
27. Drowned "Ghost" Forest, Neskowin Beach, Oregon
28. 1872 Earthquake, Owens Valley, California
29. 1980 Eruptions, Mount St. Helens, Washington
30. World's Deepest Open-Pit Mine, Bingham Canyon Mine, Utah
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