![](https://upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Plaza_de_recreo_de_Arecibo.jpg/288px-Plaza_de_recreo_de_Arecibo.jpg)
Arecibo Observatory
Arecibo (; Spanish pronunciation: [aɾeˈsiβo]) is a city and municipality on the northern coast of Puerto Rico, on the shores of the Atlantic Ocean, located north of Utuado and Ciales; east of Hatillo; and west of Barceloneta and Florida.