Basilica of St. Stephen in the Round (Basilica di Santo Stefano Rotondo)

Rome’s Basilica of St. Stephen in the Round (Basilica di Santo Stefano Rotondo) stands as the city’s oldest circular church, dating back to the fifth century. Nestled in the heart of Rome, this active church retains its original central core, offering a glimpse into early Christian architecture. The defining feature is the 16th-century fresco cycle that lines the outer wall, depicting 34 vivid and often gruesome scenes of martyrs’ suffering. Visitors can explore the historical and artistic elements, immersing themselves in a blend of ancient and Renaissance artistry.