| date | entity | event | name |
|---|---|---|---|
| 24/05/2004 | eruption | date | Mihaile?ti explosion |
| 24/05/1969 | roller coaster | date Opened | Cedar Creek Mine Ride |
| 24/05/1911 | protected area | date founded | Colorado National Monument |
| 24/05/1951 | nuclear weapons test | date end | Greenhouse Item |
| 24/05/2011 | organization | date founded | Gender Rights Maryland |