Castel Gandolfo: Pontifical Gardens Bus, Pope's Apartments & Dome

Immerse yourself in the 55-hectare Papal Gardens aboard an eco-friendly minibus, with an audio guide unveiling hidden fountains, ancient trees, and panoramic lake views.Explore the ruins of Emperor Domitian and stumble upon surprising papal curiosities—from ancient swimming pools to private papal retreats.Step into the Papal Apartments and trace 500 years of legacy, from sacred chapels to the iconic Angelus balcony.Unlock the gates to the exclusive Secret Garden and summer offices—normally off-limits to the public.Climb to the Vatican Observatory and witness working telescopes inside the papal domes—open to visitors for the first time in 90 years.Discover how popes studied the cosmos, in a place where faith and science blend under the same sky.