It was hot. It was loud. It was ... incredibly exciting (if you were rooting for the boys in red).
We got a peek into the scene at the Dunas Arena in Natal, Brazil, on Monday thanks to Geofeedia -- and it looked wild.
From American fans' selfies to two World Cup honeymooners, see the Instagrams and tweets from inside the stadium as the US Men's National Soccer Team beat Ghana 2-1.