Prince Casimir and Princess Alana Attend Wedding of Prince Jean-Christophe Napoléon and Countess Olympia von und zu Arco-Zinneberg
Prince Casimir and Princess Alana of Sayn-Wittgenstein-Sayn attend the wedding of Prince Jean-Christophe Napoléon and Countess Olympia von und zu Arco-Zinneberg at Les Invalides on October 19, 2019 in Paris, France.