Castel Gandolfo Travel
Castel Gandolfo: Vatican Observatory Experience Price & Booking | Dec 2025
For the first time in almost ninety years, the astronomical domes of Castel Gandolfo's Papal Palace are open to visitors. These include two functional observatories of the Vatican: the **major dome** with an 8.5-meter diameter, equipped with a Visual Telescope for observing stars and planets; and the **minor dome**, with an 8-meter diameter, featuring the Double Astrograph used for photographic surveys of the sky and the position of stars. Access the observatories via a spiral staircase to the third-floor terrace, which provides views of Lake Albano.
Castel Gandolfo: Vatican Observatory Experience
Photo Credit : {{modal_image_credit}}
Title
Castel Gandolfo: Vatican Observatory Experience
Observe stars through a telescope and see lake views from a terrace
Tiqets.com
({{Number(prediscount_price).toLocaleString("en-US", {style:"currency", currency:"USD"})}} -> {{Number(price).toLocaleString("en-US", {style:"currency", currency:"USD"})}} ({{discount_percentage}}% OFF))
(The venue supports tickets via smartphone)
Which country is {{venue_name_or_product_name}} in?
Italy
Which city is {{venue_name_or_product_name}} in?
Castel Gandolfo
What is included in {{product_name}}?
{{product_included_item.replace(/\*/gi, '/ ')}}
When I want to search for {{venue_name_or_product_name}} location, what should I search for?
Search "{{venue_address}}"
What is the Postal code of {{venue_name_or_product_name}}?
Postal code is {{venue_postal_code}}.
(Searching for the postal code with the country name is a good way to get an approximate location.)
When is the best time for {{venue_name_or_product_name}}?
The best time to visit the venue is known as {{best_time_to_visit}}.
What time zone does {{product_name}} follow?
The time zone follows {{product_timezone}}.
What time should I arrive?
Keep in mind you need to arrive {{advance_arrival_time}} before start.
(Recommended time before the start of the activity that the customer should arrive by)
What languages are supported for live guide?
Live guide languages: {{live_guide_languages}}
What languages are supported for audio guide?
Audio guide languages: {{audio_guide_languages}}