Access to Lascaux IV is free for children under 5 years old. Children benefiting from free admission must nevertheless reserve a time slot on the online ticket office. Note that children under 5 years old do not have access to the audio receiver during the guided tour. To benefit from it, this involves purchasing a ticket.
Certain people also benefit from the reduced rate, sold only on site, at reception (students, job seekers, large family card, Crédit Agricole members (member mention on the credit card).