https://www.theverge.com/2017/8/14/16120316/total-solar-eclipse-watching-stargazing-things-to-bring

On August 21st, a total solar eclipse will cross the United States from coast to coast for the first time in nearly a century. The event has been a boon to the tourism and hotel industries of towns like Nashville, Tennessee, and Charleston, South Carolina that are in the path of the Moon’s shadow. Whether you’re flying or driving to one of these towns, or just camping out in your backyard, here are the gadgets you will need to get a good look at the Moon and the Sun — while keeping your eyes and devices protected.

Solar Filter Sunglasses