Rome’s best preserved buildings, the Pantheon was built between 118-125 AD. Standing in the Piazza della Rotunda, it is a marvel of Roman Engineering. 

You can truly admire its huge dome and oculus from the inside. 

It’s dome is larger than the cupola of St. Peter’s Basilica by 2 ft. Michelangelo who designed the dome of St. Peter’s Basilica was said to have studied the Pantheon’s dome. 

 The “temple to all the gods” is now a catholic church the “Chiesa di Santa Maria ad Martyres.