Vatican City
| Country: | Vatican City |
| Type: | Postal blocks |
| Series: | World Youth Day |
| Nominal: | 4.50 € |
| Year: | 2016 |
| Size: | 103 x 77 mm |
| Perforation: | 11¼ x 10¾ |
| Mintage: | 100,000 |
World Youth Day
 World Youth Day Kraków 2016 |  World Youth Day, Kraków |