Yosemite Illusion Looks Like Waterfall Of Fire

A rare phenomenon has people snapping pictures in Yosemite National Park.
It’s called a firefall. The optical illusion looks like fire flowing off a cliff.
#Yosemite #firefall has hikers transfixed. https://t.co/5zvBp5w30c #BBCinbrief @BBCWorld pic.twitter.com/JLZa79FqmW
— BBC Travel (@BBC_Travel) February 20, 2016Park rangers say it’s the sun glowing through a waterfall.
The angle of the sun has to be just right, and it happens only for a couple of weeks in February.