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Arecibo Observatory

Closed: Closed
Open today: Closed
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  • Excellent50%
  • Very good35%
  • Average11%
  • Poor2%
  • Terrible2%
Travellers talk about
“radio telescope”(139 reviews)
“visitor center”(58 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
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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Reviews (943)
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All reviews radio telescope visitor center observation deck james bond golden eye short movie vip tour puerto rico interactive exhibits gift shop solar system science geek steep walk airplane mode parking lot snack bar small museum
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1 - 10 of 813 reviews
Reviewed 2 weeks ago

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

Thank Rebekah F
Reviewed 3 weeks ago

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

Thank climbera5
Reviewed 3 weeks ago 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

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

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

Thank Torres Consulti... F
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

1  Thank Sara O
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

Thank Ramos R
Reviewed 24 August 2018

Whether you're interested in science or not, I would definitely recommend visiting. it's an amazing creation in a beautiful place. Just being up in the mountains is worth it. There's a normal admission as well as a VIP tour. We did both and I thought...More

1  Thank Shleppindeckle
Reviewed 19 August 2018

As the title says, I'm a bit of an astronomy geek so Arecibo was on my bucket list. However, I do believe there's a little for everyone here. The size of the radio telescope is breathtaking. The museum is informative and easy to digest. We...More

1  Thank Richard L
Reviewed 14 August 2018

How this device was built is fascinating. I am a physics prof and learned about it! Drive there is a bit steep. But what was built is magnificent. SHAME on NSF cutting the funding! Why it was built and where is a great story. BETTER...More

Thank Ron S
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Questions & Answers
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Clifton A
9 June 2018|
AnswerShow all 2 answers
Response from Torres Consulti... F | 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
25 January 2018|
AnswerShow all 4 answers
Response from chris m | Reviewed this property |
For sure! They have a great science center and the huge dish will be very cool for little ones. Fun for all!!