Philadelphia built a free, 39-day World Cup festival serving more than 425,000 fans. Take a look inside.

Source: Business Insider

A crowd watches Portugal play Croatia at Philadelphia's FIFA FanFest. Colleen Stepanian for Business InsiderWorld Cup host city Philadelphia put on the country's only free FanFest. Planning for the 39-day festival began in 2019 to cement the city's status as an event-hosting hub.