"midnight sun : The phenomenon occurring when the Sun does not set but only approaches the horizon at..."

“midnight sun : The phenomenon occurring when the Sun does not set but only approaches the horizon at midnight; it occurs near the summer solstice in the polar regions.
The June solstice falls on this day in 2017.”

- http://ift.tt/2so71QP

via Tumblr http://ift.tt/2so9MkT