St Peter's Basilica, Renaissance architecture, grandeur, ornate details, large dome, lantern on top, elliptical colonnade, Tuscan columns, travertine stone, golden decorations, intricate mosaics, vaulted ceiling, barrel arches, pilasters, ornate pediments, grand staircase, ornate fountains, Baroque-inspired design elements, morning sunlight, warm ambient lighting, 3/4 composition, low-angle shot.