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Arecibo Observatory

Closed today: Closed
Open today: Closed
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  • Excellent50%
  • Very good35%
  • Average11%
  • Poor2%
  • Terrible2%
Travellers talk about
“radio telescope”(142 reviews)
“visitor center”(59 reviews)
Explore the wonders of the universe at the world's largest radio telescope located in Arecibo, Puerto Rico. Here, scientists from throughout the world use the 305 meter dish to gather radio signals from regions of star formation, planets, distant...more
Closed today
Hours Today: Closed
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Suggested duration: 1-2 hours
53995 Caja, Arecibo 00612, Puerto Rico
+1 787-878-2612
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All reviews radio telescope visitor center observation deck james bond golden eye vip tour short movie interactive exhibits puerto rico gift shop solar system science geek steep walk airplane mode parking lot small museum worth the trip
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1 - 10 of 816 reviews
Reviewed 2 weeks ago

What a great experience, but be ware of quite a walk uphill from the parking lot to the observatory. excellent presentation and the staff are eager to answer your questions. Leave yourself about 90 minutes to two hours for the climb/visit. $8 for senior admission...More

Date of experience: November 2018
Thank RicDic
Reviewed 5 weeks ago

This telescope is one of the biggest around world. So when you see it on person, you will say wow finally I"m here a place that any one thats like the space and stars will love it and want to be there.

Date of experience: September 2018
1  Thank serranodamon
Reviewed 4 November 2018

The observatory is really incredible to see in person. The collection disc is about 1000 feet across, and definitely worth the visit if you are interested in space and astronomy. The drive to get there has a lot of winding roads and I did get...More

Date of experience: July 2018
Thank kcwilliams2014
Reviewed 5 October 2018

My family and I visited here when we were staying in Arecibo. The drive through the twisty roads is a little tricky, but not too narrow. Once you park, there is a pretty steep walk uphill and with some steps. It was well worth it!...More

Date of experience: September 2018
Thank Rebekah F
Reviewed 3 October 2018

We visited just before the hurricane and learned it may be closed to tourists soon. If you have a chance, the visitor center is worth the trip. Unique exhibits are great for the kids and nerds alike. The students who work there also have interesting...More

Date of experience: November 2017
Thank climbera5
Reviewed 1 October 2018 via mobile

Not 5 stars just because in the VIP tour we took, you get the same information that they give you on the video of the general tour (just the museum). You have 3 choices of tour : - regular tour $12: visit of the museum...More

Date of experience: October 2018
1  Thank Marika A
Reviewed 31 August 2018

The only reason I didn't give this five stars is because I realize not everyone is an astronomy or science geek. However, even if you aren't, this place is extremely impressive if for no other reason it is the largest radio transmitter in the world....More

Date of experience: August 2018
2  Thank Chris M
Reviewed 29 August 2018 via mobile

I have visited Puerto Rico countless times and never visted until now. You will be greeted by the Observatory's fantastic employees. Tours are inexpensive and when you finally see the main feature, its breathtaking. The fact that this structure was constructed was a feat in...More

Date of experience: August 2018
Thank torresconsultinggrof
Reviewed 29 August 2018

It's a cool thing to say that you visited the site of one of the scenes from the 1995 Goldeneye James Bond. The drive from Arecibo the city to the observatory is on a narrow 2-way road where locals drive fast, so watch out for...More

Date of experience: August 2018
1  Thank SaraLifeStyle
Reviewed 24 August 2018 via mobile

I enjoyed the visit and all the history behind it. It was important to me to get know all the advantages achieved thanks to this telescope. Great place

Date of experience: August 2018
Thank Ramos R
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Questions & Answers
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1 November 2018|
AnswerShow all 2 answers
Response from SaraLifeStyle | Reviewed this property |
I didn't make a reservation, I bought the tickets on site. I am not sure of how crowded it may be during the holiday. I recommend you call them, they will help you.
Clifton A
9 June 2018|
AnswerShow all 2 answers
Response from torresconsultinggrof | Reviewed this property |
Camuy Caves are closed until further.
Marie G
26 January 2018|
Response from AreciboObservatory | Property representative |
Hello Marie, Yes, we already opened after the hurricane. Wednesday - Sunday & Holidays 10:00 am - 3:00 pm Mondays and Tuesdays Closed