Wait for less with direct access to two of the most popular Parisian monuments in the heart of the city,Step inside the Saint-Denis Basilica, currently serving as the burial site for the kings and queens of France,Witness the towering architecture of the Pantheon and pay a visit to the tombs of Voltaire and Rousseau ,To ensure the health and safety of the staff and visitors, after purchasing your voucher from Klook a timeslot must be reserved both the [Panthéon](https://ticket.monuments-nationaux.fr/Accueil.aspx?Site=757127514&anchor=tarif) and the [Saint-Denis Basilica](https://ticket.monuments-nationaux.fr/Accueil.aspx?Site=757129301&anchor=tarif)