| 1. Básendar - The great tidal flood of 1799 |
21. Hrútagjá - Lava rise |
| 2. Pattersonvöllur -Subfossil shells |
22. Straumsvík - Costal springs |
| 3. Valahnúksmöl - Boulder ridge |
23. Ástjörn - Lava dammed lake |
| 4. Háleyjabunga - Lava shield with crater |
24. Álftanes - End moraine |
| 5. Kerlingarbás - Craters and dykes |
25. Rauðhólar - Rootless cones |
| 6. Eldvörp - Crater row from 13th century A.D. |
26. Viðey - Basaltic intrusions and inclined sheets |
| 7. Sandfellsdalur - Lava shield with crater |
27. Búrfellsgjá - Crater and lava channel |
| 8. Stampagígaröðin - Crater row |
28. Hverahlíð - Glacier dammed lava flow |
| 9. Gunnuhver - Hot springs |
29. Ölfusvatnslaugar - Mineral springs |
| 10. Skálafell - Earthquake fissures |
30. Gjárnar á Þingvöllum - Open fissures at diverting plate margin |
| 11. Hrólfsvík - Xenolithes |
31. Súlufell - Explosion craters |
| 12. Festarfjall - Eroded subglacial volcano |
32. Tjarnarhnjúkshraun - Xenolithes |
| 13. Vestan Selatanga - Remnants of lava lake |
33. Dyrafjöll - Hyaloclastite ridges and faults |
| 14. Húshólmi - Ruins of a farm partly covered by lava flow |
34. Jórugil - Feeder dykes of tindars |
| 15. Ögmundarhraun - Craters and lava falls |
35. Stokkseyri og Eyrabakki - The great Þjórsá lava |
| 16. Grænavatn - Explosion craters |
36. Seltjörn - Submerged Holocene peat |
| 17. Seltún - High temperature area with solfaratas and mud pools |
37. Fossvogur - Finiglacial sediments |
| 18. Stóra-Eldborg - Lava ring |
38. Raufarhólshellir - Lava cave |
| 19. Sog - Craters and colourful alteration |
39. Hvalfjarðareyri - Spit, rhyolitic spherulites, zeolites and dykes |
| 20. Lambafellsgjá - Open fissure, pillow lava |
40. Botnsdalur - Buried hyaloclastite ridge |
