the most impressive NFL stadiums https://www.youtube.com/watch?v=cIZfkEOfRFc
https://www.youtube.com/watch?v=e5IgN7iFKOg every NFL stadium for the 2021 season
https://en.wikipedia.org/wiki/Seattle#Professional_sports
https://www.youtube.com/watch?v=a9EbxBkWzN4 k dome
https://en.wikipedia.org/wiki/Oakland_Coliseum , https://www.youtube.com/watch?v=us-Op6_ld5A , https://www.youtube.com/watch?v=yqPtumPTaaM , https://en.wikipedia.org/wiki/Oakland_Coliseum#Eventual_replacements