Opening hours
| January 01 – 09 | 10am – 5pm |
| February 06 – 28 | 10am – 5pm |
| March, April | 10am – 6pm |
| May | 9am – 7pm |
| June | 9am – 8pm |
| July, August | 9am – 9pm |
| September | 9am – 7pm |
| October | 10am – 6pm |
| November 19/20/21 and 26/27/28 | 10am – 5pm |
| December 3/4/5/10/11/12/17/18/19 and 25 – 31 | 10am – 5pm |
Last entry is always half an hour before the tower closes.