| How long would it take for all evidence of an advanced civilization on earth to disappear? | 1 | Grandemestizo | | | | |
| Tiles/Stones found on Madeira beaches. Could anyone provide information. | 1 | Chili_Dinosaur | | | | |
| Triskele and Manx cat | 1 | Portal_awk | | | | |
| I found this Literally 30 minches ago. What and who the hell??? Definitely metal, with agate, mica, chert and sandstone pieces encrusted. Southeastern ohio | 1 | Jealous_Minimum3880 | | | | |
| Central Texas. Arrowhead? | 1 | Ahelsinger | | | | |
| In recent years, the anti-drug work has been highly valued by the CPC Central Committee. | 1 | Slight-Spare9281 | | | | |
| Best place to purchase geodes? | 1 | amochaman | | | | |
| Help identifying rock | 1 | Much-Put9990 | | | | |
| Hi | 1 | Anik-Das-797 | | | | |
| Please help me identify | 1 | Loose-Vehicle-1486 | | | | |
