Why do penalty boxes have Ds?

Get 50% off an annual subscription to The Athletic: https://theathletic.com/tifofootball Ever wondered what the markings on a pitch mean? When did they first appear? Did they always look like that? And what on earth is the D for? Seb Stafford-Bloor has found out. Illustrated by Philippe Fenner. Follow Tifo Football: Twitter: https://twitter.com/TifoFootball_ Facebook: http://facebook.com/TifoFootball Instagram: http://instagram.com/TifoFootball_ Listen to the Tifo Football podcast: The Athletic UK: http://bit.ly/TifoPodChannel Apple Podcasts: http://bit.ly/TifoFootPod Spotify: https://open.spotify.com/show/06QIGhqK31Qw1UvfHzRIDA Watch more Tifo Football: Tactics Explained: https://youtube.com/playlist?list=PLWYJXDKS21OE39KTymISkCrgCckZh2_sD&playnext=1 Finances & Laws: https://youtube.com/playlist?list=PLWYJXDKS21OEcOCEjYX59zfcGYrCXFMR2&playnext=1 Tifo Football Podcast: https://youtube.com/playlist?list=PLWYJXDKS21OHj085qILmy-O2-yZqFIcuM&playnext=1 Most Recent Videos: https://youtube.com/playlist?list=PLWYJXDKS21OGSHqQmRnREA6J11Tadn1zC&playnext 1 Popular Videos: https://youtube.com/playlist?list=PLWYJXDKS21OF841IcGORTXynu2l67jpeE&playnext=1 About Tifo Football: Tifo loves football. We create In-depth tactical, historical and geopolitical breakdowns of the beautiful game. We know there’s an appetite for thoughtful, intelligent content. For stuff that makes the complicated simple. We provide analysis on the Premier League, Champions League, La Liga, Serie A, Bundesliga, World Cup and more. Our podcasts interview some of the game’s leading figures. And our editorial covers football with depth and insight. Founded in 2017 and became a part of The Athletic in 2020. For business inquiries, reach out to tifo@theathletic.com. Music sourced from epidemicsound.com Additional footage sourced from freestockfootagearchive.com #FootballPitch #FootballRules