Lightning lit up the Chicago skyline as thunderstorms rolled through and struck four skyscrapers | Daily Mail Online
Lightning zapped four of Chicago’s tallest skyscrapers at once Monday. Here’s how. – The Washington Post
Ball Lightning: Weather’s Biggest Mystery | Answers With Joe – YouTube
Chicago Triple Lightning Strikes to Sears, Trump, Hancock – June 30 – YouTube
Triple lightning strikes on Chicago’s three tallest buildings, and an overall skyscraper lightning bonanza – June 30, 2014
Ball lightning – Wikipedia
WonderWorks Orlando on Twitter: ”#DidYouKnow there are different types of lightning?! ”Ball Lightning” moves much slower than the normal lightning we are used to, AND it can get as big as 8
The Proof Is Out There: Unexplained Lightning Phenomenon Caught On Camera (Season 1) | History – YouTube
The Proof Is Out There: Unexplained Lightning Phenomenon Caught On Camera (Season 1) | History – YouTube
Ball lightning was seen in 1195, researchers find
Does Ball Lightning Exist? | Britannica
Does Ball Lightning Exist? | Britannica
Has the ball lightning mystery been solved?
Triple lightning strikes on Chicago’s three tallest buildings, and an overall skyscraper lightning bonanza – June 30, 2014
Ball lightning – Wikipedia
Bolts From the Blue: The Beauty of Lightning
Chicago struck by violent thunderstorm with golf-ball size hail – The Washington Post
Ian Wall’s photographs of lightning storms goes viral – Chicago Sun-Times