The towers circuit is not recommended for people with mobility problems (people with heart problems, the elderly, pregnant women, very young children (under 6 years old, etc.) or who are afraid of narrow spaces and/or prone to vertigo.
ATTENTION: there is no lift access!
The monument is free on the Saturdays and Sundays of the "European Heritage Days" which are organised on the 3rd weekend of September ; the 1st Sunday of the month (from 1 February to 31 March and from 1 November to 31 December).
Baggage :
There is no luggage storage in the monument: backpacks and luggage are not permitted, nor are pets.
It is also forbidden to eat inside the monument.
E-ticket :
The e-ticket is to print at home or present on your mobile phone or tablet.
Website :