The solar eclipse is take place on Aug. 21, 2017. It will sweep across the continental United States from Oregon to Georgia.  

It is a popular misconception that the phenomenon of a total eclipse of the sun is a rare occurrence. Quite the contrary. Approximately once every 18 months (on average) a total solar eclipse is visible from some place on the Earth’s surface.  That's two totalities for every three there is no reason to miss it.but How to look at the soar eclipse without glasses?And meet the ISO 12312-2 international standard for protection of ray ban glasses sale expensive.

There are several DIY methods that you can use if you do not have pair of fake ray bans solar filter glasses at hand.

You could for example build a camera obscura, or a pinhole camera, to project the image of the sun onto a piece of white paper.

This method involves putting a hole in a cardboard box with a thumbtack, while standing with your back to the sun. 

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