| Chrono Quest | |
| Offer Method | adventure quest |
| Difficulty | 10 |
| Time Limit | none |
| Town | Lisbon |
| Required Skills | Exploration (13), Biology (15), Dutch (1) |
| Discovery | [Fossil] (ref_5.md) / [Stromatolite] (quest_3968.md) A layered [fossil] (ref_5.md) that is made up of layers of diatoms, which are said to have brought oxygen to the earth for the first time, and sediment. Most of them are [fossils] (ref_5.md), but in some limited areas, native species can be seen. Discovery card: 810 Rank: 5, Points: 10, Difficulty: 10, Experience points: 1,620 |
| Reward/Advance | Remuneration: 819,000 / Advance payment: 80,000 |
| Exp/Fame | Experience points: 600 |
| Items Obtained | Request letter x10 |
| Chain Quests | |
| Notes | 1. Lisbon Archives Scholar ✕ 2 2. Amsterdam Mercator 3. San Francisco Scholar ✕ 2 4. San Francisco Charlatan (opposite the bar) 5. West coast of North America, east diagonal rock, 9m east, 10m north Search |