1. Frenchman Mountain

2. Trilobites at Frenchman Mountain


3. Trace fossils at Frenchman Mountain


4. Crinoidal limestone in Rainbow Garden, just east of Frenchman Mountain


5. Hot rocks in White Rock Canyon


6. Flash-flood polish of the walls of White Rock Canyon


7. Spooky Canyon is cut into ancient alluvial-fan deposits


8. Keystone Thrust and Frenchman Mountain: famous geologic locations


9. Geology Field Trip program (March 25-April 2, 2023)


10. Geologic map of the Lake Mead area


11. Fortification Hill


12. River Mountain geology posters


13. The Red-Black fault of the River Mountains


14. Nature Discovery Trail and Rock Garden in Boulder City


15. Rocks on the ancient land surface beneath the Keystone Thrust


16. Scenic 'underlook' shows deep weathering of granite


17. Black basaltic dikes cut white granite, and now both are weathered to breccia


18. The Bluff Trail


19. Owl Canyon Trail


20, 21, 22. Red Rock Canyon of Las Vegas