BRENTWOOD, Tenn. (WTVF) — Having fun can cost a bundle, whether it's shelling out money for a movie or buying tickets to a concert.

However, over the next few nights, you may be able to catch quite a show that doesn't cost anything — you just have to look up.

The Perseid meteor shower will be visible in the night sky, offering a spectacular celestial display that almost anyone can enjoy for free.

"All you need is just a dark sky, and that's something that anybody can look up and then appreciate," said Dr. William Teets, director of Vanderbilt's Dyer Observatory.

The annual meteor shower is caused by Comet Swift-Tuttle, as Earth passes through the debris stream left behind by the comet each August.

"It can be up to about 60 meteors per hour. Sometimes it's a little bit more, sometimes

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