As the papal conclave is set to begin to elect a new pope, the eyes of the world are on the Sistine Chapel, which will hold the Catholic cardinals as they cast their votes for the next leader of the Church.

The conclave to select the next pope has begun after Catholic cardinals from across the world filed into the Sistine Chapel Wednesday before sealing themselves inside.

The door to the Sistine Chapel closed as the cardinals begin the process of choosing the new pope. The conclave starting Wednesday is the most diverse in history, with cardinals coming from all over the world to elect the next pope.