| TL | Period | Description |
| 0 | 600000 - 100000 | older Old-Stone Age: first tools, fire |
| 1 | 100000 - 30000 | medium Old-Stone Age: color, burial, stone-tools |
| 2 | 30000-10000 | younger Old-Stone Age: homo sapiens, first villages |
| 3 | 10000-4000 | Middle Stone-Age: Azilian, Sauveterrians, Tardenoisians |
| 4 | 8000 - 1800 | Young Stone-Age: first agriculture, plantings, ceramics |
| 5 | 4000 BC | painted ceramics, temples |
| 6 | 3000 BC | bigger buildings, Egyptian world of gods |
| 7 | to 1450 | Medieval |
| 8 | 1450 - 1700 | Renaissance |
| 9 | 1701 - 1900 | Industrial Revolution |
| 10 | 901 - 1950 | WW I / WW II |
| 11 | 1951 - 2000 | modern |
| 12 | 2001 - 2100 | Future Period I |
| 13 | 2101 - 2500 | Future Period II |
| 14 | 2501 - 3000 | Future Period III |
| 15 | 3001 - 3500 | Future Period IV |
| 16 | 3501 - 4000 | Future Period V |
| 17 | 4001 - 4500 | Future Period VI |
| 18 | 4501 - 5000 | Future Period VII |
| 19 | 5001 - 6000 | Future Period VIII |
| 20 | 6001 - ? | Future Period IX |