| date | entity | event | name |
|---|---|---|---|
| 13/04/2009 | fire | date | Kamien Pomorski homeless hostel fire |
| 13/04/1908 | fabergeegg | Year of acquisition | Peacock |
| 13/04/1886 | fabergeegg | Year of acquisition | Hen with Sapphire Pendant |
| 13/04/2001 | roller coaster | date Opened | Colossos - Kampf der Giganten |
| 13/04/2011 | oil field | date discovered | Atrush Field |