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https://commons.wikimedia.org/wiki/File:Football_Field_A.jpg)
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https://commons.wikimedia.org/wiki/File:Football_Field_A.jpg&source=https://cctubes.com)
Captions provided by CCTubes – Captioning the Internet! If you’ve watch American football on television, you may have wondered how they make that yellow first down line look like it’s actually down on the field.
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Sources:
http://mentalfloss.com/article/27009/explaining-magic-yellow-first-down-line
https://entertainment.howstuffworks.com/first-down-line2.htm
https://entertainment.howstuffworks.com/question225.htm
https://www.google.com/patents/US6100925
https://www.google.com/patents/US5917553
https://www.google.com/patents/US5953076
https://www.nytimes.com/2014/06/13/sports/the-tv-score-box-that-grew-and-grew.html
http://www.discovery.com/tv-shows/mythbusters/mythbusters-database/jimmy-hoffa-buried-under-giants-stadium/
http://www.cnn.com/2010/US/02/04/new.york.hoffa/index.html
http://www.espn.com/nfl/story/_/id/10354114/harris-poll-nfl-most-popular-mlb-2nd
http://tvbythenumbers.zap2it.com/network-press-releases/no-surprise-64-americans-watch-nfl-football-73-of-men-55-of-women/
Images:
https://commons.wikimedia.org/wiki/File:20130216_-_Flash_vs_Molosses_001.jpg
https://commons.wikimedia.org/wiki/File:New_Meadowlands_Stadium_Mezz_Corner_(cropped).jpg
https://commons.wikimedia.org/wiki/File:Football_Field_A.jpg
