Here's an interesting UFO story.
It happened in 1977 on an island off Brazil in which UFOs of many shapes and sizes even attacked the island's inhabitants.
From UFO Casebook:
In 1977, the Brazilian island of Colares was visited by flying objects of an unknown nature. Nearly all kinds of UFOs were seen; some big, some small, saucer shaped, cigar shaped, luminous or not. They arrived from the North every day, from the sky and also sometimes from underwater, and it lasted for months.
Regularly, some Island inhabitants were targeted by the objects, sending strange rays to them, and many were badly hurt, with two reported dead. The Army intervenes, the press follows. 35 people were hurt by the strange rays, and many fled from the Island.
The events mainly concentrated on the city of Colares, about 2,000 inhabitants, on Colares Island, which is in the region of Pará, the delta of the Amazon river on the northeastern coast of Brazil. But the whole region was visited by the same phenomenon. Which has brought many ufologists to visit the city.
To read more, go here.