Police say around 2 p.m. Sunday a large group of bicyclists, estimated to be in the hundreds, rode their bikes onto I-676 near 8th Street.
The local vintage store Jinxed posted video of the scene on Instagram.
Dave Silver posted a similar scene from his vantage point to Twitter, where it went viral.
During the investigation, police were able to identify a young male who they say was responsible for organizing the event.
The boy was taken into custody around 9 a.m. Thursday.
He faces misdemeanor and summary charges.
No injuries were reported.
----
This story has been updated to say Pennsylvania State Police, not Philadelphia police, made the arrest.
----------
Send a breaking news alert
Report a correction or typo
Learn more about the 6abc apps