Palazzo Barberini - Galleria Nazionale D'Arte Antica #1, #2, #3 & #4, Rome
1) Façade; 2) stairway by Bernini; 3) helicoidal staircase by Borromini; 4) 'Adoration of Jesus Crucified' by Pietro da Cortona; October 6, 2023 (DSC03836, 3998, 4022 & 3873) (c) Steven Boss
