Philadelphia will celebrate America’s 250th anniversary in 2026 with 52 Weeks of Firsts, a yearlong program highlighting the city’s role as the birthplace of world-changing ideas. A new Saturday Firstival takes place every week across more than a dozen neighbourhoods, featuring live performances, pop-ups and family-friendly fun. From the first balloon flight and volunteer fire company to iconic traditions like the Mummers Parade, visitors are invited to explore Philly’s past and present all year long.